APA (7th ed.) Citation

Forty, J. (2005). Defining moments: Modern war. Grange Books.

Chicago Style (17th ed.) Citation

Forty, Jonathan. Defining Moments: Modern War. Rochester, UK: Grange Books, 2005.

MLA (9th ed.) Citation

Forty, Jonathan. Defining Moments: Modern War. Grange Books, 2005.

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