Harper, Robert Alexander <br/><br/>
Between two worlds :  a new introduction to geography / 
Robert A. Harper, Theodore H. Schmudde 
 - Boston :  Houghton Mifflin,  1973 
 - xiii, 586 p. :  illus.;  25 cm. 
<br/><br/><label>ISBN: </label>0395120756 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography