Bach, Richard <br/><br/>
Juan Salvador Gaviota./ 
Bach, Richard 
 - Buenos Aires  Javier Vergara Editor  1999 
 - 95p.  21 cm 
<br/><br/><label>ISBN: </label>950-15-0145-0 
<br/><br/><label>Universal Decimal Class. No.: </label>159.9