Cita APA (7th ed.)

Benton, W. P. Encyclopaedia Britannica 20: Sarsaparilla to Sorcery.

Cita Chicago (17th ed.)

Benton, William. Publisher. Encyclopaedia Britannica 20: Sarsaparilla to Sorcery. Chicago : Encyclopaedia Britannica, Inc.

Cita MLA (8th ed.)

Benton, William. Publisher. Encyclopaedia Britannica 20: Sarsaparilla to Sorcery.