Market oppertunities for selected engineering goods in petroleum. 

 - New Delhi   The Author India         1977 
 - 363p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Dewey Class. No.: </label>X9(D):51.1-1.N7, L7/GD