Bibliografia
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Felician, L., "Tecniche di Organizzazione delle Informazioni", Mondadori, 1989.
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Gane, C. e Sarson, T., "Structured System Analysis: Tools and Tecniques", Prentice Hall, 1979.
Fisher, A., "CASE: Using Software Development Tools", Wiley, 1988.
Pressman, R., "Software Engineering, a Practitioners Approach", McGraw-Hill, 1987.