Concise guide to world coalfields / 
compiled by World Coal Resources and Reserves Data Bank Service, IEA Coal Research 
 - London :  IEA Coal Research,  1983 
 - (various pagings). :  maps. ;  22 cm. 
<br/><br/><label>ISBN: </label>9290290889 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining