Cita APA (7th ed.)
Singh, R. R. (2010). Schopenhauer: A guide for the perplexed. Continuum.
Cita Chicago (17th ed.)
Singh, R. Raj. Schopenhauer: A Guide for the Perplexed. London ; New York: Continuum, 2010.
Cita MLA (9th ed.)
Singh, R. Raj. Schopenhauer: A Guide for the Perplexed. Continuum, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.