Waelsiri Chomnartikorn. 2007. Design and development of sales promotion web site case study : Toyota, Honda and Nissan. Faculty of Engineering, Mahidol University;
Waelsiri Chomnartikorn. (2007) Design and development of sales promotion web site case study : Toyota, Honda and Nissan . Mahidol University/Bangkok.
Waelsiri Chomnartikorn. Design and development of sales promotion web site case study : Toyota, Honda and Nissan. . Bangkok:Mahidol University, 2007.
Waelsiri Chomnartikorn. (2007) Design and development of sales promotion web site case study : Toyota, Honda and Nissan . Mahidol University/Bangkok.