APA (7th ed.) Citation

Weil, S., Wills, A., & Petrie, J. (1958). Oppression and liberty. Routledge and Paul.

Chicago Style (17th ed.) Citation

Weil, Simone, Arthur Wills, and John Petrie. Oppression and Liberty. London: Routledge and Paul, 1958.

MLA (9th ed.) Citation

Weil, Simone, et al. Oppression and Liberty. Routledge and Paul, 1958.