Edwards, C., Ward, J., & Bytheway, A. (1991). The essence of information systems. Prentice-Hall.
Chicagoスタイル(17版)引用形式Edwards, Chris, John Ward, , Andy Bytheway. The Essence of Information Systems. New York: Prentice-Hall, 1991.
MLA(9版)引用形式Edwards, Chris, et al. The Essence of Information Systems. Prentice-Hall, 1991.
警告: この引用は必ずしも正確ではありません.