APA (7th ed.) Citation

Christopher, J. (2014). British posters of the First World War. Amberley.

Chicago Style (17th ed.) Citation

Christopher, John. British Posters of the First World War. Stroud: Amberley, 2014.

MLA (9th ed.) Citation

Christopher, John. British Posters of the First World War. Amberley, 2014.

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