APA (7th ed.) Citation

Sims, L., & Gower, T. (2004). The story of castles. Usborne Pubishing Ltd.

Chicago Style (17th ed.) Citation

Sims, Lesley, and Teri Gower. The Story of Castles. England: Usborne Pubishing Ltd, 2004.

MLA (9th ed.) Citation

Sims, Lesley, and Teri Gower. The Story of Castles. Usborne Pubishing Ltd, 2004.