Piero Sraffa/ 
Roncaglia,Alessandro 
 - 1st ed. 
 - UK:  Palgrave Macmillan,  2009. 
 - 181 p. 
<br/><br/><label>ISBN: </label>9781403987464 
<br/><br/><label>Dewey Class. No.: </label>330.092  / RON/P