APA (7th ed.) Citation

Santayana, G., & Cardiff, I. D. (1964). The wisdom of George Santayana: (atoms of thought) ([2d ed.].). Philosophical Library.

Chicago Style (17th ed.) Citation

Santayana, George, and Ira D. Cardiff. The Wisdom of George Santayana: (atoms of Thought). [2d ed.]. New York: Philosophical Library, 1964.

MLA (9th ed.) Citation

Santayana, George, and Ira D. Cardiff. The Wisdom of George Santayana: (atoms of Thought). [2d ed.]. Philosophical Library, 1964.