Burch, J. G., & Grudnitski, G. (1989). Information systems: Theory and practice (5th ed.). Wiley.
Citação do estilo Chicago (17ª ed.)Burch, John G., e Gary Grudnitski. Information Systems: Theory and Practice. 5th ed. New York: Wiley, 1989.
Citação MLA (9ª ed.)Burch, John G., e Gary Grudnitski. Information Systems: Theory and Practice. 5th ed. Wiley, 1989.