Style de citation APA

(1972). Encyclopaedia Britannica year book of science and the future. Encyclopaedia Britanica, Inc..

Style de citation Chicago

Encyclopaedia Britannica Year Book of Science and the Future. Chicago: Encyclopaedia Britanica, Inc., 1972.

Style de citation MLA

Encyclopaedia Britannica Year Book of Science and the Future. Encyclopaedia Britanica, Inc., 1972.

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