Cita APA (7th ed.)
Lewis, P. B. (2012). Arthur Schopenhauer. Reaktion Books.
Cita Chicago (17th ed.)
Lewis, Peter B. Arthur Schopenhauer. London: Reaktion Books, 2012.
Cita MLA (9th ed.)
Lewis, Peter B. Arthur Schopenhauer. Reaktion Books, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.