Lopez, E. H. (2002). 70 companies receive BSA's clean bill of software health. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLopez, Edu H. "70 Companies Receive BSA's Clean Bill of Software Health." Manila Bulletin 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLopez, Edu H. "70 Companies Receive BSA's Clean Bill of Software Health." Manila Bulletin, 2002.
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