Whitten, J. L., & Bentley, L. D. (2001). Systems analysis and design methods (5th ed.). Irwin/McGraw-Hill.
Chicago Style aipamenaWhitten, Jeffrey L., and Lonnie D. Bentley. Systems Analysis and Design Methods. 5th ed. Boston, Mass: Irwin/McGraw-Hill, 2001.
MLA aipamenaWhitten, Jeffrey L., and Lonnie D. Bentley. Systems Analysis and Design Methods. 5th ed. Irwin/McGraw-Hill, 2001.
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