Philippines. Bureau of Coast and Geodetic Survey. (1935). Northern Luzon, Philippine Islands: Southern sheet. Coast and Geodetic Survey.
Chicago Style (17th ed.) CitationPhilippines. Bureau of Coast and Geodetic Survey. Northern Luzon, Philippine Islands: Southern Sheet. Manila: Coast and Geodetic Survey, 1935.
MLA (9th ed.) CitationPhilippines. Bureau of Coast and Geodetic Survey. Northern Luzon, Philippine Islands: Southern Sheet. Coast and Geodetic Survey, 1935.
Warning: These citations may not always be 100% accurate.