Cita APA (7th ed.)

Kirk, G. S., Raven, J. E., & Schofield, M. (1957). The presocratic philosophers: A critical history with a selection of texts. Cambridge University.

Cita Chicago (17th ed.)

Kirk, Geoffrey Stephen, J. E. Raven, i Malcolm Schofield. The Presocratic Philosophers: A Critical History with a Selection of Texts. Cambridge: Cambridge University, 1957.

Cita MLA (9th ed.)

Kirk, Geoffrey Stephen, et al. The Presocratic Philosophers: A Critical History with a Selection of Texts. Cambridge University, 1957.