Tapping quality evalution in swift resources (Cambodia) limited, ការវាយតម្លៃគុណភាពចៀររជ័រនៅក្រុមហ៊ុនស្វីហ្វរីសសស៍ (ខេមបូឌា) លីមីធីត HEOU LAVY, ហ៊ៅ ឡាវី RUB HEO 2015 B514 Or.1 Phnom Penh RUA 2015 2015 Text xii; 41p. https://drive.google.com/file/d/1tP6EAad0VoF1MW5H0aGNY44xQOyaVkJa/view?usp=sharing