APA (7th ed.) Citation

Milbourne, A., & Hinrichsen, T. (2011). Double trouble. Usborne Publishing Ltd.

Chicago Style (17th ed.) Citation

Milbourne, Anna, and Tamsin Hinrichsen. Double Trouble. London: Usborne Publishing Ltd, 2011.

MLA (9th ed.) Citation

Milbourne, Anna, and Tamsin Hinrichsen. Double Trouble. Usborne Publishing Ltd, 2011.