Association of American Geographers, Commission on College Geography . MAssam,Bryan H <br/><br/>
Spatial Structure of Administrative Systems / Bryan H.MAssam 

 - Washington,D.C  Association of American Geographers  1972 
 - Commission on College Geography Resources Paper .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural Resource<br/>Physical Geography<br/>Space<br/>Spatial Structure