APA Citation

(1978). The new encyclopaedia britannica (15th ed.). Chicago, Ill: Encyclopaedia Britannica.

Chicago Style Citation

The New Encyclopaedia Britannica. 15th ed. Chicago, Ill: Encyclopaedia Britannica, 1978.

MLA Citation

The New Encyclopaedia Britannica. 15th ed. Chicago, Ill: Encyclopaedia Britannica, 1978.

Warning: These citations may not always be 100% accurate.