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(in Greek) Strabo (1877). "11.11.1". In Meineke, A. (ed.). Geographica (in Greek). Leipzig: Teubner. Jones, H. L., ed. (1924). "11.11.1". Strabo, Geography, Book 11, chapter 11, section 1. Jones, H. L., ed. (1903). "11.11.1". Strabo, Geography, BOOK XI., CHAPTER XI., section 1. At the Perseus Project.
(in Greek) Bernardakis, Gregorius N., ed. (1893). "821d". Moralia: Praecepta gerendae reipublicae (in Greek). Leipzig: Teubner. Fowler, Harold North, ed. (1936). "28, 6". Plutarch, Praecepta gerendae reipublicae, section 28. Goodwin, William W., ed. (1874). "28, 6". Plutarch, Praecepta gerendae reipublicae, section 28. At the Perseus Project.