Jean-Paul TriepelsPiano facile EASY-INTERMEDIATEEditions De Haske Publications
Yvonne WarmelinkAccordéon VERY EASY-EASYEditions De Haske Publications
Peter de Boer et Simon LutzTrumpet / Flugel Horn / Cornet / Clarinet facileEditions De Haske Publications
Peter de Boer et Simon LutzAlto- / Baritone Saxophone facileEditions De Haske Publications
Peter de Boer et Simon LutzSaxophone facileEditions De Haske Publications
Peter de Boer et Simon LutzTrombone / Euphonium BC/TC facileEditions De Haske Publications
