APA (7th ed.) Citation

(1982). Encyclopaedia Britannica in 30 volumes: Macropaedia (knowledge in depth). Encyclopaedia Britannica.

Chicago Style (17th ed.) Citation

Encyclopaedia Britannica in 30 Volumes: Macropaedia (knowledge in Depth). London: Encyclopaedia Britannica, 1982.

MLA (8th ed.) Citation

Encyclopaedia Britannica in 30 Volumes: Macropaedia (knowledge in Depth). Encyclopaedia Britannica, 1982.

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