TY  - BOOK
AU  - Tinbergen, Niko
TI  -  The animal in its world explorations of an ethologist, 1932-1972
SN  - 0045910146
U1  - 591.5 
PY  - 1972///
CY  - London
PB  - George Allen
KW  - Animal behavior
KW  - Zoology
N1  - Include Index
ER  -