Cadabona, B. (1998). Nueva Viscaya offers a number of unspoiled natural attractions. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Cadabona, Bingo. "Nueva Viscaya Offers a Number of Unspoiled Natural Attractions." Manila Bulletin 1998.
Lua MLA (9ú heag.)Cadabona, Bingo. "Nueva Viscaya Offers a Number of Unspoiled Natural Attractions." Manila Bulletin, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.