Ricardo, David,  1772-1823 <br/><br/>
The works and correspondence of David Ricardo  Vol. 2,  Notes on Malthus. 
Edited by Piero Sraffa; with the collaboration of M.H. Dobb / 
 - Cambridge :  Cambridge University Press for the Royal Economic Society,  1951 
<br/><br/><label>ISBN: </label>0521060672 
<br/><br/><label>Subjects--Personal Names: </label><br/>Malthus, T. R. 1766-1834.  Principles of political economy