Cita APA (7a ed.)
Kirk, G., & Raven, J. The Pre-Socratic Philosophers: A Critical History with a Selection of Texts. University Press.
Cita estilo Chicago (17a ed.)
Kirk, G.S, y J.E Raven. The Pre-Socratic Philosophers: A Critical History with a Selection of Texts. Cambridge, Inglaterra: University Press.
Cita MLA (9a ed.)
Kirk, G.S, y J.E Raven. The Pre-Socratic Philosophers: A Critical History with a Selection of Texts. University Press.
Precaución: Estas citas no son 100% exactas.