Hawryszkiewycz, I. (1998). Introduction to systems analysis and design (4th ed.). Prentice Hall.
Citace podle Chicago (17th ed.)Hawryszkiewycz, Igor. Introduction to Systems Analysis and Design. 4th ed. Sydney ; New York ; New Delhi: Prentice Hall, 1998.
Citace podle MLA (8th ed.)Hawryszkiewycz, Igor. Introduction to Systems Analysis and Design. 4th ed. Prentice Hall, 1998.
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