Zimmermann, Erich W. <br/><br/>
World resources and industries:   a functional appraisal of the availability of agricultural and industrial materials / 
Erich W. Zimmermann 
 - Rev. ed. 
 - New York :  Harper & Brothers ,  1951 
 - xvi, 832p. ;  30 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources<br/>Economic geography<br/>Economic aspects<br/>Agriculture<br/>Industry studies
<br/><br/><label>Dewey Class. No.: </label>333.9  / ZIM