O'Leary, T. J. (2000). Computing essentials 2000-2001. Irwin/McGraw- Hill.
Trích dẫn kiểu ChicagoO'Leary, Timothy J. Computing Essentials 2000-2001. Irwin/McGraw- Hill, 2000.
MLA CitationO'Leary, Timothy J. Computing Essentials 2000-2001. Irwin/McGraw- Hill, 2000.
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