| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Piano Prep Test: revised 2016 | 978-1-84849-934-8 (1-84849-934-5) | 2016 | Christopher Norton · Sarah Watts · Nicholas Scott-Burt · Nikki Iles · Alan Bullard |
| The Manual of Scales, Broken Chords and Arpeggios | 978-1-86096-112-0 (1-86096-112-6) | 2001 | |