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-čujuhus (17. p.)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-čujuhus (9. p.)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.
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