TY - BOOK AU - Miller, William R. ED - U.S. Geological Survey TI - Influence of rock composition on the geochemistry of stream and spring waters from mountainous watersheds in the Gunnison, Uncompahgre, and Grand Mesa National Forests, Colorado SN - 0607992530 PY - 1997/// CY - Washington PB - United States Government Printing Office N1 - Refrences: p. 43 ER -