VAN, SAVUTH. <br/><br/>
Timber processing standard to S2S-S4S, បទដ្ឋានផលិតឈើ S២S-S៤S 

 - Phnom Penh  RUA  1996 
 - 64p.  ill.  29cm. 
<br/><br/><label>Dewey Class. No.: </label>FOR VAN 1996 B123 Or.1