Apisak Pupipat. 1998. Scientific writing and publishing in English in Thailand : the perceptions of Thai scientists and editors. , Columbia University;
Apisak Pupipat. (1998) Scientific writing and publishing in English in Thailand : the perceptions of Thai scientists and editors . Columbia University/New York.
Apisak Pupipat. Scientific writing and publishing in English in Thailand : the perceptions of Thai scientists and editors. . New York:Columbia University, 1998.
Apisak Pupipat. (1998) Scientific writing and publishing in English in Thailand : the perceptions of Thai scientists and editors . Columbia University/New York.