Hawryszkiewycz, I. T. (1997). Introduction to System Analysis and Design (3rd ed.). Prentice Hall.
Chicago-viite (17. p.)Hawryszkiewycz, I. T. Introduction to System Analysis and Design. 3rd ed. New Delhi: Prentice Hall, 1997.
MLA-viite (9. p.)Hawryszkiewycz, I. T. Introduction to System Analysis and Design. 3rd ed. Prentice Hall, 1997.
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