APA (7th ed.) Citation

Encyclopedia Britannica. (1964). Encyclopedia britannica world atlas: Political-physical maps, world distributions and world political geography, geographical summaries, geographical comparisons, glossary, index to political-physical maps (Unabridged.). William Benton.

Chicago Style (17th ed.) Citation

Encyclopedia Britannica. Encyclopedia Britannica World Atlas: Political-physical Maps, World Distributions and World Political Geography, Geographical Summaries, Geographical Comparisons, Glossary, Index to Political-physical Maps. Unabridged. Chicago: William Benton, 1964.

MLA (9th ed.) Citation

Encyclopedia Britannica. Encyclopedia Britannica World Atlas: Political-physical Maps, World Distributions and World Political Geography, Geographical Summaries, Geographical Comparisons, Glossary, Index to Political-physical Maps. Unabridged. William Benton, 1964.