TY  - BOOK
AU  - Schaller, George B.
TI  - The mountain gorilla: : ecology and behavior
U1  - 599.884 
PY  - 1963///
CY  - Chicago, Ill.
PB  - Univ. of Chicago
KW  - Animales
KW  - Habitos y conducta
KW  - Ecología animal
KW  - Gorilas
ER  -