Britannica. (1980). Compton's encyclopedia and fact-index. Britannica.
Chicago Style (17th ed.) CitationBritannica. Compton's Encyclopedia and Fact-index. Britannica, 1980.
MLA (8th ed.) CitationBritannica. Compton's Encyclopedia and Fact-index. Britannica, 1980.
Warning: These citations may not always be 100% accurate.