APA (7th ed.) Citation

Hull, L. E. (2006). Britain's medieval castles (1. publ.). Praeger.

Chicago Style (17th ed.) Citation

Hull, Lise E. Britain's Medieval Castles. 1. publ. Westport, Conn: Praeger, 2006.

MLA (9th ed.) Citation

Hull, Lise E. Britain's Medieval Castles. 1. publ. Praeger, 2006.