APA (7th ed.) Citation

Sims, L., & Ruta, A. (2004). Christmas around the world. Usborne Publishing Ltd..

Chicago Style (17th ed.) Citation

Sims, Lesley, and Angelo Ruta. Christmas Around the World. England: Usborne Publishing Ltd., 2004.

MLA (9th ed.) Citation

Sims, Lesley, and Angelo Ruta. Christmas Around the World. Usborne Publishing Ltd., 2004.