APA (7e ed.) Bronvermelding

Yabao, S., Feleo, A., & Sheniak, D. (2005). Cagraray: A Bicol island-world. Cagraray Environmental Protection and Development Foundation.

Chicago (17e ed.) Bronvermelding

Yabao, Sonny, Anita Feleo, en David Sheniak. Cagraray: A Bicol Island-world. Legazpi City: Cagraray Environmental Protection and Development Foundation, 2005.

MLA (9e ed.) Bronvermelding

Yabao, Sonny, et al. Cagraray: A Bicol Island-world. Cagraray Environmental Protection and Development Foundation, 2005.