ศรีเมืองแก้ว นุกูล, and กาญจนะ ระพี. 2008. “Supplier-Customer Relationship Management : Perspectives from Manufacturers in Automotive Industry”. Journal of Engineering, RMUTT 12 (December):9-18. https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242199.