APA (7th ed.) Citation

Brooks, C. P., & Riddell, K. (2022). The Super-secret Diary of HOLLY HOPKINSON: Just a touch of utter chaos! HarperCollins Children's Books.

Chicago Style (17th ed.) Citation

Brooks, Charlie P., and Katy Riddell. The Super-secret Diary of HOLLY HOPKINSON: Just a Touch of Utter Chaos! London: HarperCollins Children's Books, 2022.

MLA (9th ed.) Citation

Brooks, Charlie P., and Katy Riddell. The Super-secret Diary of HOLLY HOPKINSON: Just a Touch of Utter Chaos! HarperCollins Children's Books, 2022.