Cita APA (7th ed.)
Wolff, E., & Versfeld, R. (2021). Martin Versfeld: A South African Philosopher in Dark Times. Project Muse.
Cita Chicago (17th ed.)
Wolff, Ernst, i Ruth Versfeld. Martin Versfeld: A South African Philosopher in Dark Times. Baltimore, Maryland: Project Muse, 2021.
Cita MLA (9th ed.)
Wolff, Ernst, i Ruth Versfeld. Martin Versfeld: A South African Philosopher in Dark Times. Project Muse, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.