Sardinas, J. L. (1981). Computing today: An introduction to business data processing. Prentice-Hall.
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Chicago-čujuhus (17. p.)
Sardinas, Joseph L. Computing Today: An Introduction to Business Data Processing. Englewood Cliffs, N.J.: Prentice-Hall, 1981.
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MLA-čujuhus (9. p.)
Sardinas, Joseph L. Computing Today: An Introduction to Business Data Processing. Prentice-Hall, 1981.
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