Dyfyniad APA
Alter, S. (1999). Information systems: A management perspective. Addison-Wesley.
Dyfyniad Arddull Chicago
Alter, Steven. Information Systems: A Management Perspective. New York: Addison-Wesley, 1999.
Dyfyniad MLA
Alter, Steven. Information Systems: A Management Perspective. Addison-Wesley, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.