Παραπομπή APA

Plato & Taylor, C. C. W. (1991). Protagoras (Rev. ed.). Clarendon Press ; Oxford University Press.

Παραπομπή Chicago Style

Plato και C. C. W. Taylor. Protagoras. Rev. ed. Oxford ; New York: Clarendon Press ; Oxford University Press, 1991.

Παραπομπή MLA

Plato και C. C. W. Taylor. Protagoras. Rev. ed. Clarendon Press ; Oxford University Press, 1991.