APA ציטוט

(1974). Britannica book of the year 1974. Chicago: Helen Hemingway Benton.

Trích dẫn kiểu Chicago

Britannica Book of the Year 1974. Chicago: Helen Hemingway Benton, 1974.

ציטוט MLA

Britannica Book of the Year 1974. Chicago: Helen Hemingway Benton, 1974.