Ugali, B. C. (2004). Umiiling, bumubulong [poem]. Liwayway.
Lua i Stíl Chicago (17ú heag.)Ugali, Ben Castillo. "Umiiling, Bumubulong [poem]." Liwayway 2004.
Lua MLA (9ú heag.)Ugali, Ben Castillo. "Umiiling, Bumubulong [poem]." Liwayway, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.