Coontz, Sydney H.. <br/><br/>
Productive Labour and Effective Demand /  

 - 1st ed /  
 - London E.C.4 :   Routledge & Kegan Paul Ltd. ,   1994 
 - p174 :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics 
<br/><br/><label>Dewey Class. No.: </label>X:731-2  / K5