Statistical sources: Energy and the world economy 

 - Milton Keynes  Open University  1975 
 - 88p. 
<br/><br/><label>ISBN: </label> UKP 3.75 
<br/><br/><label>Source: </label> UKP 3.75 
<br/><br/><label>Dewey Class. No.: </label>310 STA