Grzimek, Dr. h.c Bernhard <br/><br/>
Grzimek's Encyclopedia of Ethology 
/ by Dr. h.c. Bernhard Grzimek 
 - New York:  van Nostrand Reinhold Company,  1977. 
 - xx, 705p.; 
<br/><br/><label>ISBN: </label>000 
<br/><br/><label>Dewey Class. No.: </label>591.5036  / GRZ/G