Cita APA (7th ed.)

William, K., & Pascal, F. (1997). Once upon a time. Bantam Books.

Cita Chicago (17th ed.)

William, Kate, i Francine Pascal. Once upon a Time. New York: Bantam Books, 1997.

Cita MLA (9th ed.)

William, Kate, i Francine Pascal. Once upon a Time. Bantam Books, 1997.