IxTheo Classification
[Unassigned]
1,135,675 results
HB Old Testament
16,664 results
HC New Testament
13,804 results
KDB Roman Catholic Church
10,887 results
KAJ Church history 1914-; recent history
10,253 results
AD Sociology of religion; religious policy
9,814 results
CB Christian life; spirituality
7,854 results
NBE Anthropology
7,124 results
AG Religious life; material religion
6,436 results
KBQ North America
6,220 results
KDD Protestant Church
5,950 results
KAH Church history 1648-1913; modern history
5,883 results
VA Philosophy
5,712 results
CD Christianity and Culture
5,454 results
HA Bible
5,433 results
AB Philosophy of religion; criticism of religion; atheism
5,417 results
KAB Church history 30-500; early Christianity
5,016 results
CH Christianity and Society
4,906 results
NBC Doctrine of God
4,764 results
CG Christianity and Politics
4,595 results
RB Church office; congregation
4,356 results
BH Judaism
4,269 results
BJ Islam
3,942 results
KBM Asia
3,550 results
FD Contextual theology
3,416 results
HD Early Judaism
3,369 results
AA Study of religion
3,355 results
KDG Free church
3,308 results
NCC Social ethics
3,263 results
RF Christian education; catechetics
3,179 results
NCA Ethics
3,123 results
KBN Sub-Saharan Africa
2,966 results
KBB German language area
2,961 results
CC Christianity and Non-Christian religion; Inter-religious relations
2,900 results
KBF British Isles
2,874 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
2,860 results
AE Psychology of religion
2,662 results
KBL Near East and North Africa
2,648 results
FA Theology
2,634 results
NBF Christology
2,618 results
ZB Sociology
2,470 results
TK Recent history
2,457 results
ZC Politics in general
2,430 results
CF Christianity and Science
2,422 results
RC Liturgy
2,353 results
HH Archaeology
2,347 results
KBR Latin America
2,342 results
ZD Psychology
2,331 results
SA Church law; state-church law
2,315 results
NCF Sexual ethics
2,304 results
RJ Mission; missiology
2,153 results
NCD Political ethics
2,107 results
SB Catholic Church law
2,103 results
AX Inter-religious relations
2,078 results
KCA Monasticism; religious orders
2,067 results
AZ New religious movements
2,065 results
KBK Europe (East)
2,065 results
NCH Medical ethics
2,065 results
RG Pastoral care
1,988 results
KAE Church history 900-1300; high Middle Ages
1,876 results
NCG Environmental ethics; Creation ethics
1,731 results
FB Theological education
1,728 results
NBN Ecclesiology
1,711 results
ZG Media studies; Digital media; Communication studies
1,682 results
KDJ Ecumenism
1,667 results
XA Law
1,628 results
BL Buddhism
1,570 results
RE Homiletics
1,459 results
NCB Personal ethics
1,433 results
NBD Doctrine of Creation
1,430 results
NBP Sacramentology; sacraments
1,384 results
NBK Soteriology
1,370 results
KDF Orthodox Church
1,357 results
KDE Anglican Church
1,347 results
TJ Modern history
1,325 results
NBQ Eschatology
1,313 results
ZF Education
1,306 results
KBG France
1,279 results
CA Christianity
1,270 results
AH Religious education
1,188 results
RK Charity work
1,155 results
BK Hinduism, Jainism, Sikhism
1,118 results
KBH Iberian Peninsula
1,073 results
NCE Business ethics
1,067 results
ZA Social sciences
1,063 results
KAA Church history
1,023 results
TC Pre-Christian history ; Ancient Near East
1,010 results
KAF Church history 1300-1500; late Middle Ages
1,002 results
RH Evangelization; Christian media
994 results
KDH Christian sects
993 results
BE Greco-Roman religions
973 results
KBJ Italy
958 results
TB Antiquity
956 results
VB Hermeneutics; Philosophy
940 results
KBE Northern Europe; Scandinavia
934 results
KCD Hagiography; saints
920 results
NCJ Ethics of science
868 results
CE Christian art
852 results
KBD Benelux countries
850 results
KCC Councils
840 results
BC Ancient Orient; religion
826 results
KBA Western Europe
807 results
NBG Pneumatology; Holy Spirit
783 results
KCB Papacy
780 results
KAC Church history 500-1500; Middle Ages
769 results
KAD Church history 500-900; early Middle Ages
767 results
KBS Australia; Oceania
725 results
RA Practical theology
709 results
AF Geography of religion
676 results
NAB Fundamental theology
674 results
NBA Dogmatics
637 results
NAA Systematic theology
604 results
NBB Doctrine of Revelation
601 results
RD Hymnology
596 results
BB Indigenous religions
555 results
BM Chinese universism; Confucianism; Taoism
428 results
NBJ Mariology
394 results
NBH Angelology; demonology
383 results
TA History
382 results
NBM Doctrine of Justification
362 results
BF Gnosticism
337 results
KBC Switzerland
317 results
TE Middle Ages
224 results
KDA Church denominations
190 results
BS Traditional African religions
181 results
TD Late Antiquity
172 results
BG World religions
170 results
NBL Doctrine of Predestination
169 results
TG High Middle Ages
151 results
BN Shinto
132 results
SD Church law; Protestant Church
132 results
KBP America
127 results
BR Ancient religions of the Americas
108 results
TF Early Middle Ages
107 results
BD Ancient European religions
94 results
TH Late Middle Ages
89 results
SE Church law; Orthodox Church
45 results
SC Church law; Anglican Church
27 results
BT Religions of Oceania
19 results
KDC Old Catholic Church
17 results