APA (7th ed.) Citation

Hillesum, E., Gaarlandt, J. G., & Pomerans, A. J. (1986). Letters from Westerbork. Pantheon Books.

Chicago Style (17th ed.) Citation

Hillesum, Etty, Jan G. Gaarlandt, and Arnold J. Pomerans. Letters from Westerbork. New York: Pantheon Books, 1986.

MLA (8th ed.) Citation

Hillesum, Etty, et al. Letters from Westerbork. Pantheon Books, 1986.