TY  - BOOK
AU  - Waters,Rolland H
AU  - Rethlingshafer, D A 
AU  - Caldwell, Willard E
TI  - Principles of comparative psychology
U1  - 150 
PY  - 1960///
CY  - New York
PB  - McGraw-Hill
KW  - Psychology, Comparative
N1  - Includes bibliography
ER  -