Eugenio, D. L. (1994). Philippine folk literature: The riddles. University of the Philippines Press.
Lua i Stíl Chicago (17ú heag.)Eugenio, Damiana L. Philippine Folk Literature: The Riddles. Quezon City: University of the Philippines Press, 1994.
Lua MLA (9ú heag.)Eugenio, Damiana L. Philippine Folk Literature: The Riddles. University of the Philippines Press, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.