Cita APA (7a ed.)

Palmer, K., Grieg, E., & Palmer, W. (1969). The snow queen: A musical play in 2 acts. J. Weinberger.

Cita Chicago Style (17a ed.)

Palmer, King, Edvard Grieg, y Winifred Palmer. The Snow Queen: A Musical Play in 2 Acts. London: J. Weinberger, 1969.

Cita MLA (9a ed.)

Palmer, King, et al. The Snow Queen: A Musical Play in 2 Acts. J. Weinberger, 1969.