Duangruthai Mankhong. 2005. The effectiveness of one tambon one product (OTOP) news and information through Thai daily newspapers. Field of Study Environmental Planning for Community, Mahidol University;
Duangruthai Mankhong. (2005) The effectiveness of one tambon one product (OTOP) news and information through Thai daily newspapers . Mahidol University/Bangkok.
Duangruthai Mankhong. The effectiveness of one tambon one product (OTOP) news and information through Thai daily newspapers. . Bangkok:Mahidol University, 2005.
Duangruthai Mankhong. (2005) The effectiveness of one tambon one product (OTOP) news and information through Thai daily newspapers . Mahidol University/Bangkok.