Kapoor,Baljeet s. <br/><br/>
Environmental Sanitation 
Baljeet S.Kapoor 
 - New Delhi  S.Chand & Company  2001 
 - 241p. 
<br/><br/> P.B 
<br/><br/><label>ISBN: </label>8121920094 
<br/><br/><label>Dewey Class. No.: </label>628 KAP