TY  - BOOK
AU  - Eibl-Einbesfeldt, Irenaus.
TI  - Ethology; the biology of behavior
U1  - 591.51 
PY  - 1975///
CY  - New York
PB  - Holt Rinehart
KW  - Animales
KW  - Habitos y conducta
ER  -