RT Article
T1 Hebung des Intelligenzniveaus
JF Stimmen der Zeit
VO 184
IS 10
SP 253
OP 261
A1 Overhage, Paul 1906-1979
LA German
YR 1969
UL https://ixtheo.de/Record/1962520633
DO 10.82440/stz.v184i10.84375