Ma bibliothèque

LEADER 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.