Zimmern, H. (2000). Arthur Schopenhauer: His life and his philosophy. Batoche.
Cita Chicago (17th ed.)Zimmern, Helen. Arthur Schopenhauer: His Life and His Philosophy. Kitchener, Ont.: Batoche, 2000.
Cita MLA (9th ed.)Zimmern, Helen. Arthur Schopenhauer: His Life and His Philosophy. Batoche, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.