Alter, S. (1996). Information Systems: A management perspective (2nd ed.). The Benjamin/Cummings Publishing Company Inc..
Chicago Style (17th ed.) ZitazioaAlter, Steven. Information Systems: A Management Perspective. 2nd ed. New York: The Benjamin/Cummings Publishing Company Inc., 1996.
MLA (9th ed.) ZitazioaAlter, Steven. Information Systems: A Management Perspective. 2nd ed. The Benjamin/Cummings Publishing Company Inc., 1996.
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