Singh, S. P. <br/><br/>
An introduction to animal ecology :  Environmental biology / 
by S. P. Singh 
 - 3rd ed. 
 - Meerut :  Rastogi Publications ,  1980. 
 - 220 p.  Hard Back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology<br/>Ecology Of Animals
<br/><br/><label>Dewey Class. No.: </label>591.7   / SIN-I