Whitten, J. L. (2001). Systems analysis and design methods. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWhitten, Jeffrey L. Systems Analysis and Design Methods. McGraw-Hill, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWhitten, Jeffrey L. Systems Analysis and Design Methods. McGraw-Hill, 2001.
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