APA (7th ed.) Citation

Robertson, P. 1. N. 2. (2016). Iron age hillfort defences and the tactics of sling warfare. Archaeopress.

Chicago Style (17th ed.) Citation

Robertson, Peter 1949 November 26-. Iron Age Hillfort Defences and the Tactics of Sling Warfare. Oxford: Archaeopress, 2016.

MLA (9th ed.) Citation

Robertson, Peter 1949 November 26-. Iron Age Hillfort Defences and the Tactics of Sling Warfare. Archaeopress, 2016.

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