Jantiwa Manowichian และ Nantachai Kantanantha. (2013) Quality cost reduction in digital camera manufacturing process. <i>KKU Engineering Journal</i>, <i>40</i>(3), 313-322.Jantiwa Manowichian และ Nantachai Kantanantha. "Quality cost reduction in digital camera manufacturing process". KKU Engineering Journal 40 (2013):313-322.Jantiwa Manowichian และ Nantachai Kantanantha. Quality cost reduction in digital camera manufacturing process. Faculty of Engineering, Khon Kaen Univeristy:ม.ป.ท. 2013.