Yu, B. Y. (1998). The CEO's guidelines to evaluating and selecting enterprise software. Manila Bulletin.
Chicago-viite (17. p.)Yu, Bernard Y. "The CEO's Guidelines to Evaluating and Selecting Enterprise Software." Manila Bulletin 1998.
MLA-viite (9. p.)Yu, Bernard Y. "The CEO's Guidelines to Evaluating and Selecting Enterprise Software." Manila Bulletin, 1998.
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