Gregory, Robert Henry
Automatic data-processing systems : principles and procedures
Wadsworth, 1960
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Brooks, Frederick P. Jr.
Automatic data processing: system/360 edition
John Wiley & Sons, 1969
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Long, Larry E.
Data processing documentation and procedures manual
Reston Publishing, 1979
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Vazsonyi, Andrew
Introduction to data processing
Richard D. Irwin, 1980
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Lott, Richard W.
Basic data processing
Prentice-Hall, 1967
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