Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.