Verma, P.S., <br/><br/>
Animal Physiology and Ecology 

 - 4th /   1989. 
 - Delhi:  S. Chand & Company Ltd.,  1989. 
 - 663p: 
<br/><br/><label>Subjects--Personal Names: </label><br/>Zoology, Animal Physiology. 
<br/><br/><label>Dewey Class. No.: </label>591.1