"Whitback Ray H." <br/><br/>
Economic geography of South Amercia / by R.H. Whitbeck and F.e. Williams 

 - New York  McGraw-Hill  1931 
 - 469p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>South AmerciaEconomic conditions
<br/><br/><label>Dewey Class. No.: </label>GL 330.98 WHI 3rd ed.