Ruhl, J. F. (1989). Water resources of the White Earth Indian Reservation, northwestern Minnesota. U.S. Geological Survey.
Chicago Style (17th ed.) CitationRuhl, J. F. Water Resources of the White Earth Indian Reservation, Northwestern Minnesota. St. Paul, Minnesota: U.S. Geological Survey, 1989.
MLA (9th ed.) CitationRuhl, J. F. Water Resources of the White Earth Indian Reservation, Northwestern Minnesota. U.S. Geological Survey, 1989.
Warning: These citations may not always be 100% accurate.