Gupta, U. G. (2000). Information systems: Success in the 21st century. Prentice-Hall.
Citace podle Chicago (17th ed.)Gupta, Uma G. Information Systems: Success in the 21st Century. Upper Saddle River, N.J: Prentice-Hall, 2000.
Citace podle MLA (9th ed.)Gupta, Uma G. Information Systems: Success in the 21st Century. Prentice-Hall, 2000.
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