TY  - BOOK
AU  - Waters,Rolland H.
AU  - Rethlingshafer,D.A.
AU  - Caldwell,Willard E.
TI  - Principles of comparative psychology
U1  - 151.3 
PY  - 1960///
CY  - New York
PB  - McGraw-Hill
KW  - Psychology, Comparative
N1  - Includes bibliographical references and index
ER  -