APA (7th ed.) Citation

Holmes, R. (2001). The First World War in photographs / Richard Holmes. Carlton Books.

Chicago Style (17th ed.) Citation

Holmes, Richard. The First World War in Photographs / Richard Holmes. London: Carlton Books, 2001.

MLA (9th ed.) Citation

Holmes, Richard. The First World War in Photographs / Richard Holmes. Carlton Books, 2001.

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