Dunn, Edgar S. <br/><br/>
The development of the U.S. urban system :  volume I  concepts, structures, regional shifts / 
Edgar S. Dunn Jr. 
 - Baltimore :  Johns Hopkins University Press,  1980 
 - xvi, 205 p. :  ill. ;  28 cm. 
<br/><br/> Includes index 
<br/><br/>v. 1. Concepts, structure, regional shifts 
<br/><br/><label>ISBN: </label>0801821967 
<br/><br/><label>LCCN: </label>79-2180 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cities and towns--United States--Collected works<br/>Urban economics--Collected works