APA (7th ed.) Citation

Hammarskjèold, D., Sjeoberg, L., & Auden, W. H. (1964). Markings. Knopf.

Chicago Style (17th ed.) Citation

Hammarskjèold, Dag, Leif Sjeoberg, and W. H. Auden. Markings. New York: Knopf, 1964.

MLA (9th ed.) Citation

Hammarskjèold, Dag, et al. Markings. Knopf, 1964.