It's easy to play blues / 
Arranged by Cyril Watters. 
 - London :  Wise Publications,  c1976 and 1979. 
 - 48 p. 
<br/><br/><label>ISBN: </label>0860011402 
<br/><br/><label>LCCN: </label>91026248     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Piano--Methods (Blues).<br/>Blues (Music).