Nagabhushanam, R, et al. <br/><br/>
Textbook of animal physiology 

 - 2 
 -  Oxford & IBH Publishing Co., New Delhi  1983 
 - 634 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal physiology; Zoology
<br/><br/><label>Dewey Class. No.: </label>591.1  NAG-T2