Verma, P. S. and Agarwal, V. K. <br/><br/>
Cell Biology, Genetic, Evolution and Ecology 

 - New Delhi  S. Chand & Company Ltd  1974 
 - 246 
<br/><br/><label>ISBN: </label>8121903661 
<br/><br/><label>Publisher. No.: </label> Sapna Book Stall 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology