MLA

Blum, Lawrence A, and Victor J Seidler. A Truer Liberty : Simone Weil and Marxism. New York: Routledge, 1989.

APA

Blum, L. A, & Seidler, V. J. (1989). A truer liberty : Simone Weil and Marxism. New York: Routledge.

Chicago

Blum, Lawrence A., and Victor J Seidler. A Truer Liberty: Simone Weil and Marxism. New York: Routledge, 1989.