Spahr W F Ed. <br/><br/>
Economic principles and problems 
Spahr W F Ed. 
 - New York  Farrar & Rinhert         1940 
 - 659p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Xz7, H0