Elias M Awad. (1967). Automatic data processing. New Jersey: Prentice-Hall.
Trích dẫn kiểu ChicagoElias M Awad. Automatic Data Processing. New Jersey: Prentice-Hall, 1967.
Deismireacht MLAElias M Awad. Automatic Data Processing. New Jersey: Prentice-Hall, 1967.
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