APA aipamena

Gloria Cunanan Maphouse. (1989). Map of Northern Samar (1989 ed.). Gloria Cunanan Maphouse.

Chicago Style aipamena

Gloria Cunanan Maphouse. Map of Northern Samar. 1989 ed. Makati, Metro Manila: Gloria Cunanan Maphouse, 1989.

MLA aipamena

Gloria Cunanan Maphouse. Map of Northern Samar. 1989 ed. Gloria Cunanan Maphouse, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.