APA引文

Jonker, N. (1998). Further ahead: A communication skills course for business English : teacher's guide. Cambridge: Cambridge University Press.

Trích dẫn kiểu Chicago

Jonker, Niels. Further Ahead: A Communication Skills Course for Business English : Teacher's Guide. Cambridge: Cambridge University Press, 1998.

MLA引文

Jonker, Niels. Further Ahead: A Communication Skills Course for Business English : Teacher's Guide. Cambridge: Cambridge University Press, 1998.

警告：這些引文格式不一定是100％准確.