APA (7th ed.) Citation

Runes, D. D. (1967). Treasury of thought: Observations over half a century. Philosophical Library.

Chicago Style (17th ed.) Citation

Runes, Dagobert David. Treasury of Thought: Observations over Half a Century. New York: Philosophical Library, 1967.

MLA (9th ed.) Citation

Runes, Dagobert David. Treasury of Thought: Observations over Half a Century. Philosophical Library, 1967.