Walker, Lorraine Olszewski, author
Appleton & Lange, 1995
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Walker, Lorraine Olszewski, author
Appleton & Lange , 1988
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Banks, James A., author
Allyn and Bacon, 1979
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Basturi Hasan, author
Graha Ilmu, 2018
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Lee Chao, editor
Information Science Reference, 2012
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