APA Citation

(1974). The New encyclopaedia Britannica (15 edition.). Chicago, III.: Encyclopaedia Britannica.

Chicago Style Citation

The New Encyclopaedia Britannica. 15 edition. Chicago, III.: Encyclopaedia Britannica, 1974.

MLA Citation

The New Encyclopaedia Britannica. 15 edition. Chicago, III.: Encyclopaedia Britannica, 1974.

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