Arnold, E. V. (1958). Roman stoicism: Being lectures on the history of the stoic philosophy with special reference to its development within the roman empire. New York: Humanities Press.

Arnold, Edward Vernon. Roman Stoicism: Being Lectures On the History of the Stoic Philosophy With Special Reference to Its Development Within the Roman Empire. New York: Humanities Press, 1958.

Arnold, Edward Vernon. Roman Stoicism: Being Lectures On the History of the Stoic Philosophy With Special Reference to Its Development Within the Roman Empire. New York: Humanities Press, 1958.