Dyfyniad APA

O'Brien, J. A., & Marakas, G. M. (2009). Management information systems (8th ed.). McGraw-Hill Irwin.

Dyfyniad Arddull Chicago

O'Brien, James A., and George M. Marakas. Management Information Systems. 8th ed. Boston: McGraw-Hill Irwin, 2009.

Dyfyniad MLA

O'Brien, James A., and George M. Marakas. Management Information Systems. 8th ed. McGraw-Hill Irwin, 2009.

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