Cita APA (7th ed.)
Kerferd, G. B. (1981). The Sophists and their legacy: Ed. by G[eorge] B. Kerferd. Steiner.
Cita Chicago (17th ed.)
Kerferd, George B. The Sophists and Their Legacy: Ed. by G[eorge] B. Kerferd. Wiesbaden: Steiner, 1981.
Cita MLA (9th ed.)
Kerferd, George B. The Sophists and Their Legacy: Ed. by G[eorge] B. Kerferd. Steiner, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.