Bona: Il Nuovo Bona Vol.B: In Chiave di Basso Ricordi Hal Leonard
"Il Nuovo Bona Vol.B: In Chiave di Basso" is a famous music theory and solfeggio method by composer Pasquale Bona, published by Ricordi, specifically focused on reading and learning in the bass clef (or F clef), essential for instrumentalists such as pianists, cellists, bassists and organists, offering progressive exercises for rhythmic and melodic division.