APA (7th ed.) Citation

Garratt, G. T. (1940). What has happened to Europe? Bobbs-Merrill.

Chicago Style (17th ed.) Citation

Garratt, Geoffrey T. What Has Happened to Europe? Indianapolis [u.a.]: Bobbs-Merrill, 1940.

MLA (8th ed.) Citation

Garratt, Geoffrey T. What Has Happened to Europe? Bobbs-Merrill, 1940.