TY  - BOOK
AU  - Hediger, Heini.
CN  - QL785
CN  - QL785
CY  - New York :
DA  - c1968.
ID  - 52984
KW  - Zoo animals
KW  - Circus animals
KW  - Psychology, Comparative.
KW  - Animal behavior.
LA  - eng
N1  - Translation of Skizzen zu einer Tierpsychologie im Zoo und im Zirkus.
PB  - Dover Publications,
PP  - New York :
PY  - c1968.
SN  - 0486622185
T1  - The psychology and behaviour of animals in zoos and circuses /
TI  - The psychology and behaviour of animals in zoos and circuses /
ER  -