Romulo, E. T. (1999). Field trips to the divine. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Romulo, Erwin T. "Field Trips to the Divine." Philippine Star 1999.
Lua MLA (9ú heag.)Romulo, Erwin T. "Field Trips to the Divine." Philippine Star, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.