Cita APA (7th ed.)

Copleston, F. C. (1975). Arthur Schopenhauer, philosopher of pessimism. Search Press Limited.

Cita Chicago (17th ed.)

Copleston, Frederick C. Arthur Schopenhauer, Philosopher of Pessimism. London: Search Press Limited, 1975.

Cita MLA (9th ed.)

Copleston, Frederick C. Arthur Schopenhauer, Philosopher of Pessimism. Search Press Limited, 1975.