Cita APA (7a ed.)

(1986). The new encyclopædia Britannica (15th ed.). Encyclopædia Britannica, Inc..

Cita Chicago Style (17a ed.)

The New Encyclopædia Britannica. 15th ed. Chicago [etc.]: Encyclopædia Britannica, Inc., 1986.

Cita MLA (9a ed.)

The New Encyclopædia Britannica. 15th ed. Encyclopædia Britannica, Inc., 1986.