Jones, L., & Alexander, R. (1997). New International Business English: Communication Skills in English for Business Purposes : Workbook =. TP. HCM: Nxb. Trẻ.
استشهاد بنمط شيكاغوJones, Leo., و Richard Alexander. New International Business English: Communication Skills in English for Business Purposes : Workbook =. TP. HCM: Nxb. Trẻ, 1997.
MLA استشهادJones, Leo., و Richard Alexander. New International Business English: Communication Skills in English for Business Purposes : Workbook =. TP. HCM: Nxb. Trẻ, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.