Veinte Lecciones De Solfeo contains 20 progressive lessons in sight singing, written by a group of teachers at the Valencia Conservatory of Music, namely Montesinos, Sansaloni, Seguí, and Carbonell . They are scored for solo Voice with a Piano accompaniment, perfect for every music teacher to work through with their students. Each lesson is designed to improve the range and ability of the student, working in different musical keys. No words are given, making it suitable for use in any language.
| Instrument | Sang |
| Genre (Fx Pop, Rock, Barn m.m.) | Klassisk |
| Typ (fx Lärobok, samling m.m.) | Vocal partitur |
| Sidor | 68 |
| Media | Noter |
| Publisher/Producent | Unión Musical Ediciones, Unión Musical Ediciones |
| Språk | Engelska |
| ISBN | 9780711968691 |