Cita APA (7th ed.)

Pacis, C. M., & Niguidula, L. F. (2012). Manta Ray journey. Bookmark.

Cita Chicago (17th ed.)

Pacis, Carla M., i Lloyd F. Niguidula. Manta Ray Journey. Pasig City: Bookmark, 2012.

Cita MLA (9th ed.)

Pacis, Carla M., i Lloyd F. Niguidula. Manta Ray Journey. Bookmark, 2012.