Jones-Macziola, S., & White, G. (1998). Further ahead: A communication skills course for business English : learner's book. Cambridge: Cambridge University Press.
استشهاد بنمط شيكاغوJones-Macziola, Sarah., و Greg White. Further Ahead: A Communication Skills Course for Business English : Learner's Book. Cambridge: Cambridge University Press, 1998.
MLA استشهادJones-Macziola, Sarah., و Greg White. Further Ahead: A Communication Skills Course for Business English : Learner's Book. Cambridge: Cambridge University Press, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.