↑Crowley, James Dale; Vay, Tieng; Wain, Churk (2007). Tampuan Khmer English Dictionary. Phnom Penh: National Language Institute of the Royal Academy of Cambodia and EMU International. p. 7. ISBN0-9727182-4-9.
↑Anne Thomas, Education Advisor, Ratanakiri, Cambodia; HE Chey Chap, Under-Secretary of State for Education, Cambodia; Mr. In The, Director, National NFE Department, Ministry of Education, Youth and Sport, Cambodia. "Bilingual education in Cambodia"เก็บถาวร 2014-08-08 ที่ เวย์แบ็กแมชชีน.
Gordon, Raymond G., Jr. (ed.), 2005. Ethnologue: Languages of the World, Fifteenth edition. Dallas, Tex.: SIL International. Online version: http://www.ethnologue.com/.