Ram, Lily Pritam Telu <br/><br/>
Environmental Health And Hygiene 
/ by Lily Pritam Telu Ram 
 - New Delhi;  Vikas Publishing House Pvt.Ltd.:  1981. 
 - x, 172p. 
<br/><br/><label>ISBN: </label>070691452X 
<br/><br/><label>Dewey Class. No.: </label>614.7  / RAM/E