00533nam a22000977a 4500040000800000082002600008100004500034245024400079300002500323856008700348  cRUA  aRUB PON 2014 B457 O.1  aPON PHEARA; ប៉ុន ភារ៉ា  aTapping quality control in long sreng rubber plantation conpany(boeun ket), ការត្រួតពិនិត្យគុណភាពចៀរជ័រនៅចំការកៅស៊ូឡុង ស្រេង (បឹងកេត)  axi,50p.bill.c29cm.  uhttps://drive.google.com/file/d/1YhOiBZgn-unEQsLZKcGmPmRyQd3NUUeN/view?usp=sharing