Red. Newspaper Enterprise Association, I. (1978). The World Almanac and Book of Facts 1979. Newspaper Enterprise Association, Inc.
Style de citation Chicago (17e éd.)Red. Newspaper Enterprise Association, Inc. The World Almanac and Book of Facts 1979. Newspaper Enterprise Association, Inc, 1978.
Style de citation MLA (8e éd.)Red. Newspaper Enterprise Association, Inc. The World Almanac and Book of Facts 1979. Newspaper Enterprise Association, Inc, 1978.
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