E. L. · Estelle Leblanc · Esthelle Liebling
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Coloratura Cadenzas: Voice and Piano | 978-0-7935-5190-3 | 1986 | |
| Liebling Estelle Vocal Course For Lyric Tenor And Dramatic Tenor | 978-1-4950-1155-9 | 1981 | Bernard Whitefield |
| The Estelle Liebling Vocal Course: Baritone/Bass | 978-1-4950-1156-6 | 1981 | " |
| The Estelle Liebling Vocal Course: Soprano: Coloratura, Lyric and Dramatic | 978-1-4950-1154-2 | 1981 | " |