Cita APA (7a ed.)

Sor, F., & Snyder, J. (1978). Fernando Sor: Easy-to-intermediate. Shattinger-International Music Corp.

Cita Chicago Style (17a ed.)

Sor, Fernando, y Jerry Snyder. Fernando Sor: Easy-to-intermediate. New York: Shattinger-International Music Corp, 1978.

Cita MLA (8a ed.)

Sor, Fernando, y Jerry Snyder. Fernando Sor: Easy-to-intermediate. Shattinger-International Music Corp, 1978.