(1) Spencer, Herbert. Principles of Sociology. Part IV, chap. xi, "Fashion," II, 205-10. London, 1893.

(2) Tarde, Gabriel. Laws of Imitation. Translated from the 2d French ed. by Elsie Clews Parsons. Chap. vii, "Custom and Fashion," pp. 244-365. New York, 1903.

(3) Simmel, G. Philosophie der Mode. Berlin, 1905.

(4) ——. "The Attraction of Fashion," International Quarterly, X (1904), 130-55.

(5) Sumner, W. G. Folkways. "Fashion," pp. 184-220. Boston, 1906.

(6) Sombart, Werner. "Wirtschaft und Mode," Grenzfragen des Nerven- und Seelenlebens. Wiesbaden, 1902.

(7) Clerget, Pierre. "The Economic and Social Rôle of Fashion." Annual Report of the Smithsonian Institution, 1913, pp. 755-65. Washington, 1914.

(8) Squillace, Fausto. La Moda. L'abito è l'uomo. Milano, 1912.

(9) Shaler, N. S. "The Law of Fashion," Atlantic Monthly, LXI (1888), 386-98.

(10) Patrick, G. T. W. "The Psychology of Crazes," Popular Science Monthly, LVII (1900), 285-94.