APA (7th ed.) Citation

Froud, B., Llewellyn, J. J., & Henson, J. (1983). The world of the dark crystal. Mitchell Beazley.

Chicago Style (17th ed.) Citation

Froud, Brian, J. J. Llewellyn, and Jim Henson. The World of the Dark Crystal. London: Mitchell Beazley, 1983.

MLA (9th ed.) Citation

Froud, Brian, et al. The World of the Dark Crystal. Mitchell Beazley, 1983.