Cita APA (7a ed.)

Strouse, C. (2004). Once upon a time: For SSAA a cappella. Hal Leonard.

Cita Chicago Style (17a ed.)

Strouse, Charles. Once upon a Time: For SSAA a Cappella. Milwaukee, Wis: Hal Leonard, 2004.

Cita MLA (9a ed.)

Strouse, Charles. Once upon a Time: For SSAA a Cappella. Hal Leonard, 2004.