Waters, Rolland H (ed) <br/><br/>
Principles of comparative psychology / 
Rolland H Waters, D A Rethlingshafer and Willard E Caldwell 
 - New York :  McGraw-Hill,  1960 
 - 453p. illus. 24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comparative psychology.
<br/><br/><label>Dewey Class. No.: </label>156  / WAT