Philippines. National Mapping and Resource Information Authority. Roxas City. National Mapping and Resource Information Authority, 1988.
Chicago-Zitierstil (17. Ausg.)Philippines. National Mapping and Resource Information Authority. Roxas City. Makati, [Metro Manila]: National Mapping and Resource Information Authority, 1988.
MLA-Zitierstil (9. Ausg.)Philippines. National Mapping and Resource Information Authority. Roxas City. National Mapping and Resource Information Authority, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.