Spencer, Donald D.
Data processing: an introduction
Charles E. Merrill, 1982
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Orilia, Lawrence S.
Introduction to business data processing
McGraw-Hill, 1982
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Awad, Elias M.
Automatic data processing, principles and procedures
Prentice-Hall, 1966
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Brandon, Dick H.
Data processing management
Macmillan Information , 1975
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Brandon, Dick H.
Management planning for data processing
Brandon/System Press, 1970
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