APA (7th ed.) Citation

Plath, S., Hughes, T., & McCullough, F. (1982). The journals of Sylvia Plath. Dial Press.

Chicago Style (17th ed.) Citation

Plath, Sylvia, Ted Hughes, and Fran McCullough. The Journals of Sylvia Plath. New York: Dial Press, 1982.

MLA (9th ed.) Citation

Plath, Sylvia, et al. The Journals of Sylvia Plath. Dial Press, 1982.