12 studies for violin and piano(S. 481)(It doesen't include audio tracks)Pagg. 64

12 STUDIES FOR FLUTE AND PIANORevision for flute by Luisa Sello(S.528)

for cello & piano (S.464)Pagg. 56 (It doesn't include audio tracks)

12 easy estudios para piano (S. 503)

Six Quartets para guitarra + CD

12 Studies para flauta y piano

12 studi para flauta y guitarra (easy - medium level)

12 Studies with unlikely names Vol.2 (flauta y piano)

12 estudios para flauta. Organizado por la concertista de piano Luisa Sello

Sei Quartetti para guitarra