APA (7th ed.) Citation

(1956). Northern part of Davao Gulf. Philippine Coast and Geodetic Survey.

Chicago Style (17th ed.) Citation

Northern Part of Davao Gulf. Manila: Philippine Coast and Geodetic Survey, 1956.

MLA (9th ed.) Citation

Northern Part of Davao Gulf. Philippine Coast and Geodetic Survey, 1956.

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