Ministry of Chemicals and Ferfilisers (Department of  Chemicals and Petro) - Chemicals, 8th repart  / 
Standy Committiee on Pettroleum and chemicals, Loksabha 12th , 1998, Parliament , Govt of India 
 - New Delhi :  Loksabha Secretariat,  1999 
 - v, 26 p. ;  24 cm. 
<br/><br/><label>Dewey Class. No.: </label>661.804