Harrison, J. E., & Cressman, E. R. (1993). Geology of the Libby thrust belt of northwestern Montana and its implications to regional tectonics. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationHarrison, Jack Edward, and Earle Rupert Cressman. Geology of the Libby Thrust Belt of Northwestern Montana and Its Implications to Regional Tectonics. Washington: U.S. Department of the Interior, U.S. Geological Survey, 1993.
MLA (9th ed.) CitationHarrison, Jack Edward, and Earle Rupert Cressman. Geology of the Libby Thrust Belt of Northwestern Montana and Its Implications to Regional Tectonics. U.S. Department of the Interior, U.S. Geological Survey, 1993.
Warning: These citations may not always be 100% accurate.