Marfil, M. (1997). Dulay dies at prison hospital in Muntinlupa. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Marfil, Martin. "Dulay Dies at Prison Hospital in Muntinlupa." Philippine Daily Inquirer 1997.
Lua MLA (9ú heag.)Marfil, Martin. "Dulay Dies at Prison Hospital in Muntinlupa." Philippine Daily Inquirer, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.