Analytical methods for coal and coal products / 
edited by Clarence Karr. 
 - New York :  Academic Press,  1978. 
 - 2 v. 
<br/><br/><label>ISBN: </label>0123999014 (v.1) ; 0123999022 (v.2) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal--Analysis.