Tyagi, Rajiv <br/><br/>
Textbook of Hydrobiology/  
by Rajiv Tyagi 
 - 1st ed. 
 - New Delhi:   Discovery Publishing House,    2011 
 - 181 p;   20 cm. 
<br/><br/> Includ Index. 
<br/><br/><label>ISBN: </label>9788183565578 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrobiology
<br/><br/><label>Dewey Class. No.: </label>578.76 T R T