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