Nienstaedt, L.R. <br/><br/>
Economic equilibrium. employment and natural resources / 
L.R. Nienstaedt 
 - Bloomington :      Principia ,  1942 
 - xvi, 412p. :  ill. ;  27 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330  / NIE