APA (7th ed.) Citation

Colfer, E., Donkin, A., Rigano, G., & Dickey, C. (2017). Illegal. Hodder and Stoughton.

Chicago Style (17th ed.) Citation

Colfer, Eoin, Andrew Donkin, Giovanni Rigano, and Chris Dickey. Illegal. London: Hodder and Stoughton, 2017.

MLA (9th ed.) Citation

Colfer, Eoin, et al. Illegal. Hodder and Stoughton, 2017.