APA (7th ed.) Citation

Warner, P. (1968). Sieges of the Middle Ages. Bell.

Chicago Style (17th ed.) Citation

Warner, Philip. Sieges of the Middle Ages. London: Bell, 1968.

MLA (9th ed.) Citation

Warner, Philip. Sieges of the Middle Ages. Bell, 1968.

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