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

 - 1st /   2012. 
 - Delhi:  S.  Chand  &  Company  Ltd.,  2012. 
 - 497p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>  Zoology .,  Invertebrate  Zoology . 
<br/><br/><label>Dewey Class. No.: </label>590