APA (7e ed.) Bronvermelding

Vogel, C. J. d. (1969). Greek Philosophy: A collection of texts, selected and supplied with some notes and explanations. Vol. I : Thales to Plato (4.). E. J. Brill.

Chicago (17e ed.) Bronvermelding

Vogel, C. J. de. Greek Philosophy: A Collection of Texts, Selected and Supplied with Some Notes and Explanations. Vol. I : Thales to Plato. 4. Leiden, Holanda: E. J. Brill, 1969.

MLA (9e ed.) Bronvermelding

Vogel, C. J. de. Greek Philosophy: A Collection of Texts, Selected and Supplied with Some Notes and Explanations. Vol. I : Thales to Plato. 4. E. J. Brill, 1969.