Human settlement systems :  international perspectives on structure, change and public policy / 
editor, Niles M. Hansen. 
 - Cambridge, Mass. :  Ballinger,  1978. 
 - xvi, 297 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0884101762 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cities and towns.<br/>Human settlements.