Central Public Health Engineering Research Institute <br/><br/>
Papers far Sym on Low Waste Treatment ( Oct 27-29,1969 ) Tenth Sym Vol 3 

 -  Cent Pub Health Engg Res Inst, Nagpur 
 - pp    28*20 
<br/><br/><label>Dewey Class. No.: </label>G:(D86)p2/N69.3/B09815