Nayar, K.R. <br/><br/>
Ecology and health  : A systems approach 
/ by K.R. Nayar 
 - New Delhi:   APH Publishing Corporation,   1998. 
 - viii, 210p. 
<br/><br/><label>ISBN: </label>8176480193 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological setting<br/>Ecology<br/>Life science<br/>Socio-economic
<br/><br/><label>Dewey Class. No.: </label>577  / NAY/E