Gloria Vidheecharoen. 2011. An analysis of the errors in spoken English of fourth year students majoring in English business communication at selected private universities. Bangkok:Faculty of Liberal Arts Sripatum University;
Gloria Vidheecharoen. (2011) An analysis of the errors in spoken English of fourth year students majoring in English business communication at selected private universities. Faculty of Liberal Arts Sripatum University:Bangkok.
Gloria Vidheecharoen. An analysis of the errors in spoken English of fourth year students majoring in English business communication at selected private universities. Bangkok:Faculty of Liberal Arts Sripatum University, 2011. Print.
Gloria Vidheecharoen. (2011) An analysis of the errors in spoken English of fourth year students majoring in English business communication at selected private universities. Faculty of Liberal Arts Sripatum University:Bangkok.