APA (7th ed.) Citation

Gordon, J. R., & Gordon, S. R. (1999). Information systems: A management approach (2nd ed.). Dryden Press.

Chicago Style (17th ed.) Citation

Gordon, Judith R., and Steven R. Gordon. Information Systems: A Management Approach. 2nd ed. Fort Worth: Dryden Press, 1999.

MLA (9th ed.) Citation

Gordon, Judith R., and Steven R. Gordon. Information Systems: A Management Approach. 2nd ed. Dryden Press, 1999.