Dyfyniad APA

John G Burch,Gary Grudnitski. (1989). Information Systems: Theory And Practice. John Wiley and Sons.

Dyfyniad Arddull Chicago

John G Burch,Gary Grudnitski. Information Systems: Theory And Practice. John Wiley and Sons, 1989.

Dyfyniad MLA

John G Burch,Gary Grudnitski. Information Systems: Theory And Practice. John Wiley and Sons, 1989.

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