Lua APA (7ú heag.)
ebrary, Inc, & Waterfield, R. (2000). The first philosophers: The presocratics and sophists. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Robin Waterfield. The First Philosophers: The Presocratics and Sophists. Oxford ; New York: Oxford University Press, 2000.
Lua MLA (9ú heag.)
ebrary, Inc, agus Robin Waterfield. The First Philosophers: The Presocratics and Sophists. Oxford University Press, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.