APA引文

(1970). Newspaper press directory 1970. London: Benn Brothers.

Trích dẫn kiểu Chicago

Newspaper Press Directory 1970. London: Benn Brothers, 1970.

MLA引文

Newspaper Press Directory 1970. London: Benn Brothers, 1970.

警告：這些引文格式不一定是100％准確.