APA (7th ed.) Citation

(1977). Region 1. Ilocos Norte, Abra, Ilocos Sur, Mountain Province, Benguet, La Union and Pangasinan. National Media Production Center.

Chicago Style (17th ed.) Citation

Region 1. Ilocos Norte, Abra, Ilocos Sur, Mountain Province, Benguet, La Union and Pangasinan. Manila: National Media Production Center, 1977.

MLA (9th ed.) Citation

Region 1. Ilocos Norte, Abra, Ilocos Sur, Mountain Province, Benguet, La Union and Pangasinan. National Media Production Center, 1977.

Warning: These citations may not always be 100% accurate.