1. Geohydrologic conditions and land use in the Gallatin Valley, southwestern Montana, 1992-93 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Helena, Montana : U.S. Department of the Interior, U.S. Geological Survey, 1995 Format: Map Access & Availability: Loading
2. Geohydrology of the Flathead Indian Reservation, northwestern Montana Author/Creator: Slagle, Steven E., author Publication/Creation: Helena, Montana : U.S. Geological Survey, 1988 Format: Book Access & Availability: Loading