Bautista, Á. P., & Gatbonton, E. B. (2003). Shell ornamentation of La Purísima Concepción church, Guiuan, Eastern Samar. National Commission for Culture and the Arts.
Chicago Style aipamenaBautista, Ángel P., and Esperanza Bunag Gatbonton. Shell Ornamentation of La Purísima Concepción Church, Guiuan, Eastern Samar. Manila: National Commission for Culture and the Arts, 2003.
MLA aipamenaBautista, Ángel P., and Esperanza Bunag Gatbonton. Shell Ornamentation of La Purísima Concepción Church, Guiuan, Eastern Samar. National Commission for Culture and the Arts, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.