Aranda, R. A. (1998). A multilateral approach to Spratlys issue. Philippine Star.
Chicago Style aipamenaAranda, Rene A. "A Multilateral Approach to Spratlys Issue." Philippine Star 1998.
MLA aipamenaAranda, Rene A. "A Multilateral Approach to Spratlys Issue." Philippine Star, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.