Wertheim W F <br/><br/>
Evolution and  revolution   The rising waves of ema    
Wertheim W F 
 - Harmondsworth  Penguin Books           1974 
 - 416p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Revolution
<br/><br/><label>Dewey Class. No.: </label>W81, L4