Aurelio, M. F. (1985). The History of San Nicolas. Community Press.
Lua i Stíl Chicago (17ú heag.)Aurelio, Manuel F. The History of San Nicolas. Laoag City: Community Press, 1985.
Lua MLA (9ú heag.)Aurelio, Manuel F. The History of San Nicolas. Community Press, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.