Humberstone, J. (2013). Sibelius 7 music notation essentials. Cengage Learning.
Cita Chicago (17th ed.)Humberstone, James. Sibelius 7 Music Notation Essentials. Boston: Cengage Learning, 2013.
Cita MLA (9th ed.)Humberstone, James. Sibelius 7 Music Notation Essentials. Cengage Learning, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.