Ingram, David. <br/><br/>
The Communist economic challenge/ 
by David Ingram. 
 - London :  George Allen & Unwin ,  1965. 
 - 168 p. ; 
<br/><br/><label>ISBN: </label>SSCC4239 
<br/><br/><label>Dewey Class. No.: </label>338.09  / Co