Ebens, R. J., & Shacklette, H. T. (1982). Geochemistry of some rocks, mine spoils, stream sediments, soils, plants, and waters in the western energy region of the conterminous United States: Geochemical summaries for natural materials from areas having important deposits of fossil fuels. United States Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Ebens, Richard J., und Hansford T. Shacklette. Geochemistry of Some Rocks, Mine Spoils, Stream Sediments, Soils, Plants, and Waters in the Western Energy Region of the Conterminous United States: Geochemical Summaries for Natural Materials from Areas Having Important Deposits of Fossil Fuels. Washington: United States Gov. Print. Off, 1982.
MLA-Zitierstil (9. Ausg.)Ebens, Richard J., und Hansford T. Shacklette. Geochemistry of Some Rocks, Mine Spoils, Stream Sediments, Soils, Plants, and Waters in the Western Energy Region of the Conterminous United States: Geochemical Summaries for Natural Materials from Areas Having Important Deposits of Fossil Fuels. United States Gov. Print. Off, 1982.