Rujiwan Laophairoj. 2005. A comparison of Thai and Vietnamese color terms. Field of Study Linguistics, Mahidol University;
Rujiwan Laophairoj. (2005) A comparison of Thai and Vietnamese color terms . Mahidol University/Bangkok.
Rujiwan Laophairoj. A comparison of Thai and Vietnamese color terms. . Bangkok:Mahidol University, 2005.
Rujiwan Laophairoj. (2005) A comparison of Thai and Vietnamese color terms . Mahidol University/Bangkok.