Nayar, K. R <br/><br/>
Ecology and health : a systems approach 

 - New Delhi:  S. B. Nagia for A. P. H. Pub. Corp,  1998 
 - viii, 210 p. ; 22 cm 
<br/><br/><label>ISBN: </label>9788176480192 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental health -- India
<br/><br/><label>Dewey Class. No.: </label>615.9 NAY