MARC 主机 00000nam 2200000 a 4500 001 LC00067694 008 001215s2003 vauab b o000 eng 010 00067694 040 DLC|cDLC|dDLC 043 n-us--- 050 4 TP326.U5|bS38 2003 082 04 662.6/22|221 100 1 Schweinfurth, Stanley P. 245 10 Coal--a complex natural resource :|ban overview of factors affecting coal quality and use in the United States /|cby Stanley P. Schweinfurth ; with a contribution on coal quality and public health by Robert B. Finkelman. 260 Reston, Va :|bU.S. Dept. of the Interior, U.S. Geological Survey ;|aDenver, CO :|bU.S. Geological Survey, Information Services [distributor],|c2003. 300 vi, 39 p :|bcol. ill., col. map ;|c29 cm. 440 0 U.S. Geological Survey circular ;|v1143 504 Includes bibliographical references. 650 0 Coal|zUnited States.
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