Unwin david <br/><br/>
Introductory spatial analysis / 
by David unwin 
 - London :  Methuen,  1981. 
 - 212p. : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analysis
<br/><br/><label>Dewey Class. No.: </label>519.5  / UNW/I