Verma, P. S. <br/><br/>
A Manual of Practical Zoology Invertebrates 

 - 15th 
 - New Delhi  S. Chand & Company Pvt. Ltd.  1971 
 - 497 
<br/><br/><label>ISBN: </label>9788121908290 
<br/><br/><label>Publisher. No.: </label>  Sriranga Publishers and Distributors and Distiributors 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology