IxTheo Classification
[Unassigned]
3,257,171 results
HC New Testament
106,588 results
HB Old Testament
104,348 results
KDB Roman Catholic Church
79,704 results
SB Catholic Church law
74,790 results
KAJ Church history 1914-; recent history
53,332 results
HA Bible
41,209 results
KDD Protestant Church
39,419 results
KBB German language area
39,267 results
CB Christian life; spirituality
36,075 results
KAH Church history 1648-1913; modern history
29,223 results
RB Church office; congregation
28,765 results
KAB Church history 30-500; early Christianity
26,819 results
CD Christianity and Culture
25,067 results
NBE Anthropology
24,049 results
SA Church law; state-church law
23,819 results
VA Philosophy
23,102 results
HH Archaeology
22,723 results
RC Liturgy
KCA Monasticism; religious orders
21,848 results
RF Christian education; catechetics
20,160 results
AD Sociology of religion; religious policy
20,065 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
18,709 results
NBC Doctrine of God
18,249 results
HD Early Judaism
17,754 results
BH Judaism
17,730 results
CG Christianity and Politics
17,398 results
RJ Mission; missiology
17,377 results
CH Christianity and Society
16,593 results
NCC Social ethics
16,316 results
CC Christianity and Non-Christian religion; Inter-religious relations
15,740 results
KBQ North America
15,562 results
KDJ Ecumenism
15,516 results
NCA Ethics
13,956 results
NBF Christology
13,119 results
RG Pastoral care
12,952 results
TC Pre-Christian history ; Ancient Near East
12,570 results
BJ Islam
12,568 results
KAE Church history 900-1300; high Middle Ages
12,514 results
NBP Sacramentology; sacraments
12,312 results
KDG Free church
12,296 results
FD Contextual theology
11,468 results
KBJ Italy
10,649 results
NCF Sexual ethics
10,577 results
AB Philosophy of religion; criticism of religion; atheism
10,305 results
RE Homiletics
10,212 results
NBN Ecclesiology
10,160 results
KBM Asia
10,022 results
KBK Europe (East)
9,883 results
XA Law
9,438 results
NCG Environmental ethics; Creation ethics
9,304 results
AG Religious life; material religion
9,281 results
KBL Near East and North Africa
9,062 results
AA Study of religion
8,947 results
KBN Sub-Saharan Africa
8,926 results
NCD Political ethics
8,882 results
ZB Sociology
8,867 results
CF Christianity and Science
8,627 results
BC Ancient Orient; religion
8,548 results
TK Recent history
8,399 results
KDF Orthodox Church
8,283 results
FA Theology
8,219 results
KCD Hagiography; saints
7,919 results
KAA Church history
7,861 results
ZD Psychology
7,795 results
NBK Soteriology
7,589 results
NAA Systematic theology
7,314 results
NCE Business ethics
7,185 results
KBR Latin America
7,099 results
KBF British Isles
7,053 results
CE Christian art
7,052 results
RA Practical theology
7,002 results
KBG France
6,996 results
NBQ Eschatology
6,753 results
RK Charity work
6,726 results
KBH Iberian Peninsula
6,451 results
RH Evangelization; Christian media
6,367 results
FB Theological education
6,231 results
KCB Papacy
6,135 results
KDE Anglican Church
6,099 results
KAF Church history 1300-1500; late Middle Ages
6,079 results
NBD Doctrine of Creation
6,055 results
ZF Education
5,980 results
RD Hymnology
5,642 results
KCC Councils
5,628 results
AX Inter-religious relations
5,498 results
AZ New religious movements
5,208 results
AE Psychology of religion
5,192 results
TB Antiquity
5,148 results
ZC Politics in general
5,094 results
KAC Church history 500-1500; Middle Ages
4,813 results
KBD Benelux countries
4,681 results
KAD Church history 500-900; early Middle Ages
4,427 results
CA Christianity
4,218 results
NBG Pneumatology; Holy Spirit
4,029 results
NBJ Mariology
3,995 results
BL Buddhism
3,734 results
ZG Media studies; Digital media; Communication studies
3,729 results
VB Hermeneutics; Philosophy
3,672 results
NBA Dogmatics
3,487 results
NAB Fundamental theology
3,382 results
NCB Personal ethics
3,378 results
BE Greco-Roman religions
3,345 results
NBB Doctrine of Revelation
3,282 results
KBC Switzerland
3,217 results
KBE Northern Europe; Scandinavia
3,175 results
NCH Medical ethics
3,135 results
TJ Modern history
3,133 results
SD Church law; Protestant Church
3,013 results
BK Hinduism, Jainism, Sikhism
2,933 results
KBA Western Europe
2,897 results
BF Gnosticism
2,774 results
TE Middle Ages
2,554 results
NBM Doctrine of Justification
2,481 results
TA History
1,917 results
ZA Social sciences
1,798 results
KBS Australia; Oceania
1,795 results
AH Religious education
1,728 results
KDH Christian sects
1,558 results
BB Indigenous religions
1,505 results
NBH Angelology; demonology
1,492 results
NCJ Ethics of science
1,233 results
KDA Church denominations
1,226 results
AF Geography of religion
1,158 results
BM Chinese universism; Confucianism; Taoism
964 results
SE Church law; Orthodox Church
943 results
NBL Doctrine of Predestination
761 results
BG World religions
718 results
TD Late Antiquity
601 results
TG High Middle Ages
568 results
KDC Old Catholic Church
460 results
KBP America
409 results
TH Late Middle Ages
345 results
SC Church law; Anglican Church
327 results
BD Ancient European religions
312 results
TF Early Middle Ages
296 results
BS Traditional African religions
290 results
BN Shinto
249 results
BR Ancient religions of the Americas
205 results
BT Religions of Oceania
28 results