Vanpen Surarerks <br/><br/>
Historical development and management of  Irrigation systems in northern Thailand / 
Vanpen Surarerks 
 - 1st ed. 
 - Bangkok :  Department of Geography, Faculty of Social Sciences Chiang Mai Universiti c 
 - viii,492, p. ;  21 cm 
<br/><br/><label>ISBN: </label>974-87338-3-1 
<br/><br/><label>LCCN: </label>87-915523 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture