APA (7th ed.) Citation

Taylor, C. C. W., Hare, R. M., & Barnes, J. (1999). Greek philosophers. Oxford University Press.

Chicago Style (17th ed.) Citation

Taylor, C. C. W., R. M. Hare, and Jonathan Barnes. Greek Philosophers. Oxford ; New York: Oxford University Press, 1999.

MLA (9th ed.) Citation

Taylor, C. C. W., et al. Greek Philosophers. Oxford University Press, 1999.