APA (7th ed.) Citation

Plato, Cooper, J. M., & Hutchinson, D. S. (1997). Complete works. Hackett Pub..

Chicago Style (17th ed.) Citation

Plato, John M. Cooper, and D. S. Hutchinson. Complete Works. Indianapolis, Ind.: Hackett Pub., 1997.

MLA (9th ed.) Citation

Plato, et al. Complete Works. Hackett Pub., 1997.