Johnston, R.J. <br/><br/>
Spatial structures : introducting study of spatial systems in human geography 

 - London  Methuen & Co. Ltd  1973 
 - x, 137p.  4x< 
 - Field Of Geography Gen. Ed. Morgan .
<br/><br/><label>Subjects--Topical Terms: </label><br/>U47
<br/><br/><label>Dewey Class. No.: </label>U47  / K3