Crawford, Thomas Wall <br/><br/>
Human-environment interactions and regional change in northeast Thailand : Relationships between socio-economic, environmental, and geographic patterns / 
Thomas Wall Crawford 
 - Chapel Hill :  The University of North Carolina,  2000 
 - 244 p. : 
<br/><br/>Publication number :  AAT 9979438 Thesis (Ph. D.) - University of North Carolina, 2000