TY  - BOOK
AU  - Waters, Rolland H
AU  - Rethlingshafer,D A
AU  - Caldwell,Willard E
TI  - Principles of Comparative Psychology
U1  - O01 
PY  - 1960///
CY  - New York
PB  - Mcgraw-Hill Book Company
N1  - includes index and biblioraphy
ER  -