Fettweis Gunter B <br/><br/>
World coal resources: Methods of assessment and results 

 - Amsterdam  Elsevier Scientific Publishing         1979 
 - 415p.  cm. 
 - Developments in economic geology; 10 .
<br/><br/><label>Standard No.: </label>50028 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Geology<br/> Mineral<br/> Natrual resources<br/>Coal
<br/><br/><label>Dewey Class. No.: </label>HZ551, L9