Cartledge, Paul and Spawforth, Antony. Hellenistic and Roman Sparta.T.J. Press (Padstow) Ltd, Padstow, Cornwal, Great Britain. c.1989. pp.176-183, 210.

Chamoux, Francois, translated by Prof. W.S. Maguinnes. The Civilization of Greece. Simon and Schuster, New York. c. 1965. pp.306-307.

Garland, Robert. "The Greek Way of Life. Cornwall University Press, Ithaca, New York. c. 1990. pp. 134-138.

VanHook, La Rue, PhD. "Greek Life and Thought. Columbia University Press, New York. c. 1930. pp. 152-171.