Purohit,S.S. <br/><br/>
Ecology Environment and Pollution 

 - 1st /   2005. 
 - Godhpur:  Agrobios,  2005. 
 - 1023 p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Zoology, Biology. 
<br/><br/><label>Dewey Class. No.: </label>574.52