Kumar, Arvind <br/><br/>
Aquatic ecosystems  [Book] 
Arvind Kumar. 
 -  APH Publishing Corporation 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>8176484547 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecosystems
<br/><br/><label>Dewey Class. No.: </label>333.73 KUM