APA استشهاد

Jones, L. (1992). International Business English: Communication Skills in English for Business Purposes; Student"s Book. Cambridge: Cambridge University.

استشهاد بنمط شيكاغو

Jones, Leo. International Business English: Communication Skills in English for Business Purposes; Student"s Book. Cambridge: Cambridge University, 1992.

MLA استشهاد

Jones, Leo. International Business English: Communication Skills in English for Business Purposes; Student"s Book. Cambridge: Cambridge University, 1992.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.