Lopez, E. H. (2002). 70 companies receive BSA's clean bill of software health. Manila Bulletin.
Chicago-referens (17:e uppl.)Lopez, Edu H. "70 Companies Receive BSA's Clean Bill of Software Health." Manila Bulletin 2002.
MLA-referens (9:e uppl.)Lopez, Edu H. "70 Companies Receive BSA's Clean Bill of Software Health." Manila Bulletin, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.