Dyfyniad APA
Obrien, J. A., & Marakas, G. M. (2007). Management information systems (7th ed.). Tata McGraw-Hill.
Dyfyniad Arddull Chicago
Obrien, James A., and George M/Behl Marakas. Management Information Systems. 7th ed. New Delhi: Tata McGraw-Hill, 2007.
Dyfyniad MLA
Obrien, James A., and George M/Behl Marakas. Management Information Systems. 7th ed. Tata McGraw-Hill, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.