APA (7th ed.) Citation

Rickards, M. (1968). Posters of the First World War. Walker.

Chicago Style (17th ed.) Citation

Rickards, Maurice. Posters of the First World War. New York: Walker, 1968.

MLA (9th ed.) Citation

Rickards, Maurice. Posters of the First World War. Walker, 1968.

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