| 1 | Essential Dictionary of Music Notation, Tom Gerau, Linda Lusk, Alfred Publishing, 1996. |
| 2 | Music Notation in the Twentieth Century: A Practical Guidebook, Kurt Stone, W. W. Norton & Company, 1980. |
| 3 | Behind Bars: The Definitive Guide to Music Notation, Elaine Gould, Faber Music,2011. |