Agence France-Presse. (2012). 10 new owl species discovered in the Philippines. Philippine Star.
Chicago Style aipamenaAgence France-Presse. "10 New Owl Species Discovered in the Philippines." Philippine Star 2012.
MLA aipamenaAgence France-Presse. "10 New Owl Species Discovered in the Philippines." Philippine Star, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.