APA (7th ed.) Citation

Roberts, P. (1920). The problem of Americanization. Macmillan.

Chicago Style (17th ed.) Citation

Roberts, Peter. The Problem of Americanization. New York: Macmillan, 1920.

MLA (8th ed.) Citation

Roberts, Peter. The Problem of Americanization. Macmillan, 1920.

Warning: These citations may not always be 100% accurate.