ผลเอนก ป, บุนนาค ธ, พัดโสภา ญ. THE STUDY OF PERCEPTION OF COST OF QUALITY INFLUENCING CORE COMPETENCY OF WANG NAMYEN DAIRY CO-OPERATIVE FOR ENTERING SA KAEO SPECIAL ECONOMIC ZONE. spurhs [Internet]. 2018 Feb. 22 [cited 2024 May 6];17(1):33-42. Available from: https://so05.tci-thaijo.org/index.php/spurhs/article/view/113076