APA (7th ed.) Citation

Glass, D. V. (1940). Population policies and movements in Europe. The Clarendon press.

Chicago Style (17th ed.) Citation

Glass, D. V. Population Policies and Movements in Europe. Oxford: The Clarendon press, 1940.

MLA (9th ed.) Citation

Glass, D. V. Population Policies and Movements in Europe. The Clarendon press, 1940.