KUY, CHHAY. <br/><br/>
Ameleoration of concession forest of gat interational co.l t d in kampong  thom proving, ក្រុមហ៊ុន gat internaltion limited ក្នុងខេត្តកំពង់ធំ 

 - Phnom Penh  RUA  1999 
 - 74p.  ill.  29cm. 
<br/><br/><label>Dewey Class. No.: </label>FOR KUY 1999 b125 Or.1