Cita APA (7a ed.)

Encyclopaedia Britannica Educational Corporation. (1974). The new encyclopaedia britannica (15th ed.). La Encyclopaedia.

Cita Chicago Style (17a ed.)

Encyclopaedia Britannica Educational Corporation. The New Encyclopaedia Britannica. 15th ed. Chicago: La Encyclopaedia, 1974.

Cita MLA (8a ed.)

Encyclopaedia Britannica Educational Corporation. The New Encyclopaedia Britannica. 15th ed. La Encyclopaedia, 1974.