Vasin Lertapiruk และ Suthas Ratanakuakangwan. (2014) PROCESS IMPROVEMENT FOR NEW PRODUCT DEVELOPMENT CASE STUDY: INTEGRATED CIRCUITS CHIP. Chulalongkorn University:ม.ป.ท.Vasin Lertapiruk และ Suthas Ratanakuakangwan. 2014. PROCESS IMPROVEMENT FOR NEW PRODUCT DEVELOPMENT CASE STUDY: INTEGRATED CIRCUITS CHIP. ม.ป.ท.:Chulalongkorn University;Vasin Lertapiruk และ Suthas Ratanakuakangwan. PROCESS IMPROVEMENT FOR NEW PRODUCT DEVELOPMENT CASE STUDY: INTEGRATED CIRCUITS CHIP. ม.ป.ท.:Chulalongkorn University, 2014. Print.