Tomecek, S. (2020). Ultimate rockopedia: The most complete rocks & minerals reference ever. National Geographic.
Style de citation Chicago (17e éd.)Tomecek, Steve. Ultimate Rockopedia: The Most Complete Rocks & Minerals Reference Ever. Washington, D.C.: National Geographic, 2020.
Style de citation MLA (8e éd.)Tomecek, Steve. Ultimate Rockopedia: The Most Complete Rocks & Minerals Reference Ever. National Geographic, 2020.
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