Cita APA (7th ed.)

Baquiran, R. P. (2003). Onyx (U.P. Jubilee Student ed.). University of the Philippines Press.

Cita Chicago (17th ed.)

Baquiran, Romulo Pascual. Onyx. U.P. Jubilee Student ed. Quezon City: University of the Philippines Press, 2003.

Cita MLA (9th ed.)

Baquiran, Romulo Pascual. Onyx. U.P. Jubilee Student ed. University of the Philippines Press, 2003.