Van der Brug, O. (1983). Water resources of the Truk Islands. U.S. Geological Survey.
Chicago Style (17th ed.) CitationVan der Brug, Otto. Water Resources of the Truk Islands. Honolulu, Hawaii: U.S. Geological Survey, 1983.
MLA (9th ed.) CitationVan der Brug, Otto. Water Resources of the Truk Islands. U.S. Geological Survey, 1983.
Warning: These citations may not always be 100% accurate.