Tubeza, P. C. (2010). Studies show working the night shift may cause cancer, says NGO. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Tubeza, Philip Cesar. "Studies Show Working the Night Shift May Cause Cancer, Says NGO." Philippine Daily Inquirer 2010.
Lua MLA (9ú heag.)Tubeza, Philip Cesar. "Studies Show Working the Night Shift May Cause Cancer, Says NGO." Philippine Daily Inquirer, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.