Dyfyniad APA
O'Brien, J. A. (1999). Management information systems: Managing information technology in the internetworked enterprise (4th ed.). Irwin/McGraw-Hill.
Dyfyniad Arddull Chicago
O'Brien, James A. Management Information Systems: Managing Information Technology in the Internetworked Enterprise. 4th ed. Boston ; New Delhi: Irwin/McGraw-Hill, 1999.
Dyfyniad MLA
O'Brien, James A. Management Information Systems: Managing Information Technology in the Internetworked Enterprise. 4th ed. Irwin/McGraw-Hill, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.