Whitten, J. L. (2001). Systems analysis and design methods. Boston, MA: Irwin/McGraw-Hill.
Čikaški stil citiranjaWhitten, Jeffrey L. Systems Analysis and Design Methods. Boston, MA: Irwin/McGraw-Hill, 2001.
MLA način citiranjaWhitten, Jeffrey L. Systems Analysis and Design Methods. Boston, MA: Irwin/McGraw-Hill, 2001.
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