A short history of international affairs, 1920-1939.

MLA

Gathorne-Hardy, Geoffry Malcolm. A Short History of International Affairs, 1920-1939. London, 1942.

APA

Gathorne-Hardy, G. Malcolm. (1942). A short history of international affairs, 1920-1939. London.

Chicago

Gathorne-Hardy, Geoffry Malcolm A Short History of International Affairs, 1920-1939. London, 1942.