APA aipamena

Haag, S. (2006). Information systems essentials. Boston: McGraw-Hill.

Chicago Style aipamena

Haag, Stephen. Information Systems Essentials. Boston: McGraw-Hill, 2006.

MLA aipamena

Haag, Stephen. Information Systems Essentials. Boston: McGraw-Hill, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.