Graaff, J. de V. <br/><br/>
Theoretical welfare economics / 
J. de V. Graaff 
 - Cambridge [Eng] :  University Press,  1957 
 - 178 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330.1 GRA