Baltzan, P., & Phillips, A. (. L. (2011). Information systems. New York: McGraw-Hill/Irwin.
Chicago Style aipamenaBaltzan, Paige, và Amy (Amy L.) Phillips. Information Systems. New York: McGraw-Hill/Irwin, 2011.
MLA aipamenaBaltzan, Paige, và Amy (Amy L.) Phillips. Information Systems. New York: McGraw-Hill/Irwin, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.