ebrary, Inc, & Waterfield, R. (2000). The first philosophers: The presocratics and sophists. Oxford University Press.
Chicago-čujuhus (17. p.)ebrary, Inc, juo Robin Waterfield. The First Philosophers: The Presocratics and Sophists. Oxford ; New York: Oxford University Press, 2000.
MLA-čujuhus (9. p.)ebrary, Inc, juo Robin Waterfield. The First Philosophers: The Presocratics and Sophists. Oxford University Press, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.