APA (7th ed.) Citation

Cawood, I. (2001). The First World War. Routledge.

Chicago Style (17th ed.) Citation

Cawood, Ian. The First World War. London: Routledge, 2001.

MLA (9th ed.) Citation

Cawood, Ian. The First World War. Routledge, 2001.

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