Coffey, William J. <br/><br/>
Geography :  towards a general spatial systems approach / 
William J. Coffey 
 - London :  Methuen,  1981 
 - 270 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0416309704 (hbk.) 0416309801 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography--Methodology