World energy production and productivity 
/ Proceedings of the International Energy Symposium I, October 14, 1980 
 - Cambridge:   Ballinger Pub. Co.,   1981 
 - xxxiv, 410p.  
<br/><br/><label>ISBN: </label>9780884106494 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Energy production  
<br/><br/><label>Universal Decimal Class. No.: </label>620.9/(082.2)  / M1