Society in Rome under the Caesars. William Ralph Inge. Chap. iii.
The Private Life of the Romans. H. W. Johnston. P. 305.
The Ancient City. Fustel De Coulanges. P. 449.
Poverty among the Americans.
The Problem of Poverty. Robert Hunter. Outlook. Vol. lxxix, p. 902.
The Weary World of Human Misery. World's Work. Vol. xvi, p. 10526.
How the Other Half Lives. Jacob Riis. Chap. xxii, p. 255.
The Craze for Amusement among the Ancient Romans.
Society in Rome under the Caesars. William Ralph Inge. Chap. ix.
Readings in Ancient History. Rome and the West. William Stearns Davis. P. 194.