editor-in-chief, John J. Marciniak
John Wiley & Sons, 1994
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Grolier Incorporated, 1991
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Warren Thomas Reich, editor in chief
Simon & Schuster Macmillan, 1995
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Edgar F. Borgatta, editor-in-chief, Marie L. Borgatta, managing editor
Macmillan, 1992
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editor, Horace Newcomb
Fitzroy Dearborn Publishers, 1997
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