APA aipamena

(1997). SSS to upgrade existing document management system. Philippine Daily Inquirer.

Chicago Style aipamena

"SSS to Upgrade Existing Document Management System." Philippine Daily Inquirer 1997.

MLA aipamena

"SSS to Upgrade Existing Document Management System." Philippine Daily Inquirer, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.