Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.