Whitaker, J. (1990). Whitaker almanac 1991 (123rd ed.). J. Whitaker and Sons Ltd.
Chicago Style (17th ed.) CitationWhitaker, Joseph. Whitaker Almanac 1991. 123rd ed. London: J. Whitaker and Sons Ltd, 1990.
MLA (9th ed.) CitationWhitaker, Joseph. Whitaker Almanac 1991. 123rd ed. J. Whitaker and Sons Ltd, 1990.
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