APA (7th ed.) Citation

Douglas. (1990). The world war 1939-1943: The cartoonists' vision. Routledge.

Chicago Style (17th ed.) Citation

Douglas. The World War 1939-1943: The Cartoonists' Vision. London: Routledge, 1990.

MLA (8th ed.) Citation

Douglas. The World War 1939-1943: The Cartoonists' Vision. Routledge, 1990.

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