Kittiya Limpiponpaiboon. 2005. Carrying capacity of Pak Phanang river on organic waste loading. Field of Study Environmental Science, Chulalongkorn University;
Kittiya Limpiponpaiboon. (2005) Carrying capacity of Pak Phanang river on organic waste loading . Chulalongkorn University/Bangkok.
Kittiya Limpiponpaiboon. Carrying capacity of Pak Phanang river on organic waste loading. . Bangkok:Chulalongkorn University, 2005.
Kittiya Limpiponpaiboon. (2005) Carrying capacity of Pak Phanang river on organic waste loading . Chulalongkorn University/Bangkok.