Clark, John A. and others <br/><br/>
Energy and engines 

 - London  ; Longmans  , 1961 
 - 71p. 
<br/><br/><label>ISBN: </label> 14.18 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics<br/>Energy<br/>Renewable Energy
<br/><br/><label>Dewey Class. No.: </label>333.79  / CLA