(1978). Bedrock geologic map of the southern part of the Michigamme and Three Lakes quadrangles, Marquette and Baraga Counties, Michigan. U.S. Geological Survey.
Chicago-Zitierstil (17. Ausg.)Bedrock Geologic Map of the Southern Part of the Michigamme and Three Lakes Quadrangles, Marquette and Baraga Counties, Michigan. Reston, Va: U.S. Geological Survey, 1978.
MLA-Zitierstil (9. Ausg.)Bedrock Geologic Map of the Southern Part of the Michigamme and Three Lakes Quadrangles, Marquette and Baraga Counties, Michigan. U.S. Geological Survey, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.