O'Shaughnessy, T. J. (1975). How many Muslims has the Philippines? Philippine Studies.
Chicago Style aipamenaO'Shaughnessy, Thomas J. "How Many Muslims Has the Philippines?" Philippine Studies 1975.
MLA aipamenaO'Shaughnessy, Thomas J. "How Many Muslims Has the Philippines?" Philippine Studies, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.