Cita APA (7th ed.)
Conventions By Encyclopaedia Britannica, Inc. (1964). Encyclopaedia Britannica: The Index (1a ed.). William Benton.
Cita Chicago (17th ed.)
Conventions By Encyclopaedia Britannica, Inc. Encyclopaedia Britannica: The Index. 1a ed. Chicago,EE.UU.: William Benton, 1964.
Cita MLA (9th ed.)
Conventions By Encyclopaedia Britannica, Inc. Encyclopaedia Britannica: The Index. 1a ed. William Benton, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.