APA (7th ed.) Citation

Runes, Dagobert D, & Owen, D. (1955). Treasury of Philosophy. Philosophical Library.

Chicago Style (17th ed.) Citation

Runes, Dagobert D, and Dagobert Owen. Treasury of Philosophy. New York: Philosophical Library, 1955.

MLA (9th ed.) Citation

Runes, et al. Treasury of Philosophy. Philosophical Library, 1955.