APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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