Cita APA (7th ed.)

Flaherty, S., Ahrens, L., & Guy, R. (1990). Once on this island: A new musical. Alfred Publishing Co..

Cita Chicago (17th ed.)

Flaherty, Stephen, Lynn Ahrens, i Rosa Guy. Once on This Island: A New Musical. Van Nuys, CA: Alfred Publishing Co., 1990.

Cita MLA (9th ed.)

Flaherty, Stephen, et al. Once on This Island: A New Musical. Alfred Publishing Co., 1990.