Sen, David N. <br/><br/>
Concepts in Indian Ecology 
/ by David N. Sen 
 - Delhi :  vishal Publications,  1982 
 - XIII, 288 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>577  / SEN-C