Cita APA (7a ed.)

Humberstone, J. (2013). Sibelius 7 music notation essentials. Cengage Learning.

Cita Chicago Style (17a ed.)

Humberstone, James. Sibelius 7 Music Notation Essentials. Boston: Cengage Learning, 2013.

Cita MLA (9a ed.)

Humberstone, James. Sibelius 7 Music Notation Essentials. Cengage Learning, 2013.