APA引文

English Language Services. (1967). Journalism. London: Collier-Macmillan Limited.

Trích dẫn kiểu Chicago

English Language Services. Journalism. London: Collier-Macmillan Limited, 1967.

MLA引文

English Language Services. Journalism. London: Collier-Macmillan Limited, 1967.

警告：這些引文格式不一定是100％准確.