Coal ash utilization  fly ash, bottom ash and slag 
ed. by S. Torrey. 
 - New Jersey  Noyes Data Corp.  1978 
 - xiv, 370p. 
 - Pollution technology review no.48 .
<br/><br/><label>ISBN: </label>0815507224 
<br/><br/><label>Dewey Class. No.: </label>604.6  / N78