APA (7th ed.) Citation

Sims, N. L. (1939). The problem of social change. Thomas Y. Crowee Co.

Chicago Style (17th ed.) Citation

Sims, Newell LeRoy. The Problem of Social Change. New York: Thomas Y. Crowee Co, 1939.

MLA (9th ed.) Citation

Sims, Newell LeRoy. The Problem of Social Change. Thomas Y. Crowee Co, 1939.