Singer Charles, Holmyard Eric John, Hall Alfred Rupert, Williams Trevor Illtyd, Jaffé E, Thomson R. H. G., . . . Reeve M. (1956). A history of technology: Volume I From early times to fall of ancient empires. at the Clarendon Press.

Singer Charles, et al. A History of Technology: Volume I From Early Times to Fall of Ancient Empires. at the Clarendon Press, 1956.