Sumaeth Chavadej. 2011. Froth flotation to remove oils from wastewaters: fundamental studies and industrial application. Bangkok:Chulalongkorn University;
Sumaeth Chavadej. (2011) Froth flotation to remove oils from wastewaters: fundamental studies and industrial application (รายงานผลงานวิจัย). Chulalongkorn University:Bangkok.
Sumaeth Chavadej. Froth flotation to remove oils from wastewaters: fundamental studies and industrial application. Bangkok:Chulalongkorn University, 2011.
Sumaeth Chavadej. (2011) Froth flotation to remove oils from wastewaters: fundamental studies and industrial application (รายงานผลงานวิจัย). Chulalongkorn University:Bangkok.