APA (7th ed.) Citation

Bull, S. (2010). Trench: A history of trench warfare on the Western front (1. publ. in Great Britain.). Osprey Publ.

Chicago Style (17th ed.) Citation

Bull, Stephen. Trench: A History of Trench Warfare on the Western Front. 1. publ. in Great Britain. Oxford: Osprey Publ, 2010.

MLA (9th ed.) Citation

Bull, Stephen. Trench: A History of Trench Warfare on the Western Front. 1. publ. in Great Britain. Osprey Publ, 2010.