TY - BOOK ID - 134983810 TI - Chemical Composition of Sedimentary Rocks in Colorado, Kansas, Montana, Nebraska, North Dakota, south Dakota, and Wyoming AU - Hill, Thelma P. AU - Werner, Marian A. AU - Horton, M.J. AU - Rubey, William W. PY - 1967 PB - Washington U. S. Geological Survey DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:134983810 AB - ER -