Raje, Sudhakar <br/><br/>
Black gold : an intoduction to petroleum 
Sudhakar Raje 
 - Bombay  Somaiya Publications  1969 
 - 159p. 
<br/><br/><label>Subjects--Index Terms: </label>Petroleum 
<br/><br/><label>Universal Decimal Class. No.: </label>665.6  / RAJ'69