(1941). South half of the magnesite belt, Stevens County, Washington. Department of Conservation and Development, Division of Geology.
Цитирование в стиле Чикаго (17-е изд.)South Half of the Magnesite Belt, Stevens County, Washington. Olympia, Washington: Department of Conservation and Development, Division of Geology, 1941.
Цитирование MLA (8-е изд.)South Half of the Magnesite Belt, Stevens County, Washington. Department of Conservation and Development, Division of Geology, 1941.
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