Manivasakam, N. <br/><br/>
Enviromental pollution/ 
by N. Manivasakam. 
 - 2nd ed. 
 - New Delhi:  National Book Trust,  1999 
 - xi, 160p. 
<br/><br/><label>ISBN: </label>8123710348 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G:55(D854)  / N9