Philippine. National Mapping and Resource Information Authority. Baybay. National Mapping and Resource Information Authority, 1988.
Dyfyniad Arddull ChicagoPhilippine. National Mapping and Resource Information Authority. Baybay. Makati, [Metro Manila]: National Mapping and Resource Information Authority, 1988.
Dyfyniad MLAPhilippine. National Mapping and Resource Information Authority. Baybay. National Mapping and Resource Information Authority, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.