As director of the Reims National Music School, Jules Hansen ''s Easy Theory is compiled with a wealth of experience and expertise. As part of a significant catalogue of music pedagogy books, Easy Theory addresses the Key of F. With 30 pages of extensive exercises, Hansen ''s Easy Theory provides beginner musicians with a detailed and progressive study of music theory.
| Arrangement | All Instruments |
| Genres | Classical |
| Media | Sheet Music |
| Publisher | Alphonse Leduc |
| Contributors | Hansen, Jules (Composer) |
| Language | French |
| ISBN | 9790046174636 |
| ISMN | M046174636 |