Ely, Richard T. <br/><br/>
Outlines of economics. 

 - 6 ed. 
 - New York :  Macmillan,  1937. 
 - 1064 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMIA
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>ECONOMIA