APA (7th ed.) Citation

Van der Brug, O. (1984). Water resources of the Palau Islands. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Van der Brug, Otto. Water Resources of the Palau Islands. Honolulu, Hawaii: U.S. Geological Survey, 1984.

MLA (9th ed.) Citation

Van der Brug, Otto. Water Resources of the Palau Islands. U.S. Geological Survey, 1984.

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