Carter, Norman H.
Introduction to business data processing
Dickenson , [s.a.]
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Thierauf, Robert J.
An introduction to data processing for business
John Wiley & Sons, 1980
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Orilla, Lawrence S.
Introduction to business data processing
McGraw-Hill Int.Book, 1983
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Thierauf, Robert J.
An introduction to data processing for business
John Wiley , 1980
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Orilia, Lawrence S.
Introduction to business data processing Lawrence S. Orilia
Tokyo McGraw-Hill Kogakusha c.1979,
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