APA (7th ed.) Citation

Kightly, C., & Chèze-Brown, P. (1979). Strongholds of the realm: Defenses in Britain from prehistory to the twentieth century. Thames and Hudson.

Chicago Style (17th ed.) Citation

Kightly, Charles, and Peter Chèze-Brown. Strongholds of the Realm: Defenses in Britain from Prehistory to the Twentieth Century. London: Thames and Hudson, 1979.

MLA (9th ed.) Citation

Kightly, Charles, and Peter Chèze-Brown. Strongholds of the Realm: Defenses in Britain from Prehistory to the Twentieth Century. Thames and Hudson, 1979.