Yu, B. Y. (1998). The CEO's guidelines to evaluating and selecting enterprise software. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रYu, Bernard Y. "The CEO's Guidelines to Evaluating and Selecting Enterprise Software." Manila Bulletin 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रYu, Bernard Y. "The CEO's Guidelines to Evaluating and Selecting Enterprise Software." Manila Bulletin, 1998.
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