Παραπομπή σε μορφή APA (7η εκδ.)

Ritchie, B., Marshall, D., & Eardley, A. (1998). Information systems in business (New edition.). International Thomson Business Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ritchie, Bob, David Marshall, και Alan Eardley. Information Systems in Business. New edition. London: International Thomson Business Press, 1998.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ritchie, Bob, et al. Information Systems in Business. New edition. International Thomson Business Press, 1998.