TY - BOOK ID - 137339790 TI - Mineral resources of the Orocopia Mountains wilderness study area, Riverside county, California AU - Haxel, Gordon B. AU - Smith, David B. AU - Whittington, Charles L. PY - 1988 PB - Washington (D.C.): US. Government printing office DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:137339790 AB - ER -