TY  - BOOK
AU  - Yerkes R M
TI  - Chimpanzees: a laboratory colony
U1  - 599.88515 
PY  - 1943///
CY  - New Haven
PB  - Yale Univ Press
KW  - Chimpanzees
N1  - Reprinted by Johnson Reprint Corporation, New York, 1971
ER  -