APA (7th ed.) Citation

Toy, S. (1985). Castles: Their construction and history (Dover ed.). Dover Publications.

Chicago Style (17th ed.) Citation

Toy, Sidney. Castles: Their Construction and History. Dover ed. New York: Dover Publications, 1985.

MLA (9th ed.) Citation

Toy, Sidney. Castles: Their Construction and History. Dover ed. Dover Publications, 1985.

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