Butterworth, Anna <br/><br/>
Harmony in practice   : answer book 
/ Anna Butterworth 
 - London   : The Associated Board of the Royal Schools of Music  , 2006 
 - 128 p.   ; 31 cm 
<br/><br/> Amb exemples musicals 
<br/><br/><label>ISBN: </label>978 1 85472 992 7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Harmonia<br/>Ensenyament
<br/><br/><label>Universal Decimal Class. No.: </label>CONS