Rungkaew Phumpho. 2015. A survey of thai business people's needs and challenges in using english for intercultural communication in asean. , Mahidol University;
Rungkaew Phumpho. (2015) A survey of thai business people's needs and challenges in using english for intercultural communication in asean . Mahidol University/Nakhon Pathom.
Rungkaew Phumpho. A survey of thai business people's needs and challenges in using english for intercultural communication in asean. . Nakhon Pathom:Mahidol University, 2015.
Rungkaew Phumpho. (2015) A survey of thai business people's needs and challenges in using english for intercultural communication in asean . Mahidol University/Nakhon Pathom.