APA (7th ed.) Citation

Sellars, W., & Hospers, J. (1970). Readings in ethical theory (2nd ed.). Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Sellars, Wilfrid, and John Hospers. Readings in Ethical Theory. 2nd ed. New York: Appleton-Century-Crofts, 1970.

MLA (9th ed.) Citation

Sellars, Wilfrid, and John Hospers. Readings in Ethical Theory. 2nd ed. Appleton-Century-Crofts, 1970.