TY  - BOOK
AU  - Köhler, Wolfgang,
CN  - QL737.P96 K6413 1951
CN  - QL737.P96
CY  - New York,
DA  - 1951.
ID  - 64270
KW  - Chimpanzees
KW  - Animal intelligence.
LA  - eng
LA  - ger
PB  - The Humanities Press Inc.,
PP  - New York,
PY  - 1951.
T1  - The mentality of apes;
TI  - The mentality of apes;
ER  -