Heany, D. F. (1968). Development of information systems: What management needs to know. Ronald Press.
Citace podle Chicago (17th ed.)Heany, Donald F. Development of Information Systems: What Management Needs to Know. New York: Ronald Press, 1968.
Citace podle MLA (9th ed.)Heany, Donald F. Development of Information Systems: What Management Needs to Know. Ronald Press, 1968.
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