APA (7th ed.) Citation

Mongredien, S., & Pearson, M. (2009). The dark queen's revenge. Usborne Publishing Ltd.

Chicago Style (17th ed.) Citation

Mongredien, Sue, and Maria Pearson. The Dark Queen's Revenge. London: Usborne Publishing Ltd, 2009.

MLA (8th ed.) Citation

Mongredien, Sue, and Maria Pearson. The Dark Queen's Revenge. Usborne Publishing Ltd, 2009.