Singh Lakshaman <br/><br/>
Indian petroleum directory:with an inroductory cha 
Singh Lakshaman; Tripathi Anoop 
 - Dehradun  India Petroleum Publishers         2003 
 - 310p.  cm. 
<br/><br/><label>ISBN: </label>8190036122 (hbd) 
<br/><br/><label>Standard No.: </label>12645 
<br/><br/><label>Source: </label> Pub/04, 14/06/2004, Indian Petroleum Publishers  Textual 
<br/><br/><label>Dewey Class. No.: </label>H7555, P3   RR