APA (7th ed.) Citation

Froud, B., Llewellyn, J. J., & Brown, R. (1982). The world of the dark crystal. Henson Organization Pub. : Knopf.

Chicago Style (17th ed.) Citation

Froud, Brian, J. J. Llewellyn, and Rupert Brown. The World of the Dark Crystal. New York: Henson Organization Pub. : Knopf, 1982.

MLA (9th ed.) Citation

Froud, Brian, et al. The World of the Dark Crystal. Henson Organization Pub. : Knopf, 1982.