Quismundo, T. (2012). PH won't back down in disputed sea - Del Rosario. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Quismundo, Tarra. "PH Won't Back Down in Disputed Sea - Del Rosario." Philippine Daily Inquirer 2012.
Lua MLA (9ú heag.)Quismundo, Tarra. "PH Won't Back Down in Disputed Sea - Del Rosario." Philippine Daily Inquirer, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.