Cita APA (7th ed.)

Lopez-Barrantes, R., Leneghan, G., & Lopez-Barrantes, A. (2024). Voice made visible: Multi-octave voice training and techniques for performers. Routledge.

Cita Chicago (17th ed.)

Lopez-Barrantes, Rafael, Grace Leneghan, i Aaron Lopez-Barrantes. Voice Made Visible: Multi-octave Voice Training and Techniques for Performers. New York: Routledge, 2024.

Cita MLA (9th ed.)

Lopez-Barrantes, Rafael, et al. Voice Made Visible: Multi-octave Voice Training and Techniques for Performers. Routledge, 2024.