Jaap KasteleinAlto Saxophone, Bariton Saxophone or Eb Horn EASY-INTERMEDIATEEditions De Haske Publications
Jaap KasteleinBassoon, Trombone, Violoncello or Bass Instrument EASY-INTERMEDIATEEditions De Haske Publications
Fons van GorpSoprano / Tenor Saxophone / Clarinet intermédiaireEditions De Haske Publications
Fons van GorpAccompagnement de piano INTERMEDIATE-ADVEditions De Haske Publications