Alcantara, A. O. (1999). Mergers technology race stir telecom sector. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Alcantara, Anthony O. "Mergers Technology Race Stir Telecom Sector." Philippine Daily Inquirer 1999.
Lua MLA (9ú heag.)Alcantara, Anthony O. "Mergers Technology Race Stir Telecom Sector." Philippine Daily Inquirer, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.