APA (7th ed.) Citation

Royce, J., Hocking, W. E., Hocking, R., & Oppenheim, F. M. (1998). Metaphysics. State University of New York Press.

Chicago Style (17th ed.) Citation

Royce, Josiah, William Ernest Hocking, Richard Hocking, and Frank M. Oppenheim. Metaphysics. Albany, NY: State University of New York Press, 1998.

MLA (9th ed.) Citation

Royce, Josiah, et al. Metaphysics. State University of New York Press, 1998.