U.S. Coast and Geodetic Survey. (1905). Philippine Islands sailing directions, Section V: Coasts of Mindanao and adjacent islands, 2nd edition. [publisher not identified].
Chicago Style (17th ed.) CitationU.S. Coast and Geodetic Survey. Philippine Islands Sailing Directions, Section V: Coasts of Mindanao and Adjacent Islands, 2nd Edition. [Washington]: [publisher not identified], 1905.
MLA (9th ed.) CitationU.S. Coast and Geodetic Survey. Philippine Islands Sailing Directions, Section V: Coasts of Mindanao and Adjacent Islands, 2nd Edition. [publisher not identified], 1905.
Warning: These citations may not always be 100% accurate.