APA (7th ed.) Citation

Langer, S. K. (1964). Philosophical sketches. A Mentor Book.

Chicago Style (17th ed.) Citation

Langer, Susanne K. Philosophical Sketches. New York: A Mentor Book, 1964.

MLA (9th ed.) Citation

Langer, Susanne K. Philosophical Sketches. A Mentor Book, 1964.

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