APA (7th ed.) Citation

Aster, S. (1973). 1939: The making of the Second World War. Deutsch.

Chicago Style (17th ed.) Citation

Aster, Sidney. 1939: The Making of the Second World War. London: Deutsch, 1973.

MLA (9th ed.) Citation

Aster, Sidney. 1939: The Making of the Second World War. Deutsch, 1973.

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