The national energy problem :    proceedings of the Academy of Polit ical Science. 

 - New York :    Academy of Poliyical Science,    1973- 
 - v. ;    23 cm. 
 - Semimonthly 
 - Vol.31, no.2 (Dec. 1973)- 
<br/><br/>  Latest issue consulted: Vol.31, no.2 (Dec. 1973). 
<br/><br/><label>Dewey Class. No.: </label>PER 320.6273 A32P