Bierens de Haan, J. A. (Johan Abraham), 1883-1958.  Bierens de Haan, J. A. (Johan Abraham), 1883-1958. <br/><br/>
Animal psychology :  its nature and its problems. 

 - London ; New York :  London ; New York :  Hutchinson's University Library,  [1949?] 
 - Hutchinson's university library: psychology ;  no. 15 .
<br/><br/>Bibliography: p. 155-156. 
<br/><br/><label>LCCN: </label>49003989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology, Comparative.<br/>Animal intelligence.
<br/><br/><label>LC Class. No.: </label>QL785  / .B452 
<br/><br/><label>Dewey Class. No.: </label>591.51