Lakshman singh <br/><br/>
Indian petroleum directory 2003 

 - Dehradun  Indian Petroleum Publishers  2003 
<br/><br/><label>ISBN: </label>81-900361-02-02 
<br/><br/><label>Subjects--Index Terms: </label>Oil industry - India  Petroleum directory-india  
<br/><br/><label>Dewey Class. No.: </label>665.5025  / N6:P3