Hay, D. C. (2003). Requirements analysis: From business views to Architecture (1a. ed.). Pearson Education.
Chicago-čujuhus (17. p.)Hay, David C. Requirements Analysis: From Business Views to Architecture. 1a. ed. Upper Saddle River: Pearson Education, 2003.
MLA-čujuhus (9. p.)Hay, David C. Requirements Analysis: From Business Views to Architecture. 1a. ed. Pearson Education, 2003.
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