MARC全文
02a0009399;20011205d1986 ekmy0engy01;eng;a z 000yy;r;Mineral resources of the Browns Canyon Wilderness Study Area, Chaffee County, Colorado;A.M. Leibold ... et al;Denver;U.S. Government Printing Office;1986;15 p.;1 map;Bulletin;U.S. Geological Survey;no.1716-C;2001b;aBulletin ; fU.S. Geological Survey ; vno.1716-C;a464.2;Leibold;A.M.;101;438280;P;254.2;B87;v1716/C ; r83.20;a02;b1;cP