Bergstrom A R <br/><br/>
Construction and use of economic models 
Bergstrom A R 
 -  1967 
 - Applied mathematics series .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical  Economics
<br/><br/><label>Dewey Class. No.: </label>X:(B), K7