APA (7th ed.) Citation

Gairdner, P. (1963). Schopenhauer. Penguin Books.

Chicago Style (17th ed.) Citation

Gairdner, Patrick. Schopenhauer. Baltimore: Penguin Books, 1963.

MLA (9th ed.) Citation

Gairdner, Patrick. Schopenhauer. Penguin Books, 1963.

Warning: These citations may not always be 100% accurate.