APA (7th ed.) Citation

Simon, F., & Ross, T. (2010). Horrid Henry and the abominable snowman. Sourcebooks Jabberwocky.

Chicago Style (17th ed.) Citation

Simon, Francesca, and Tony Ross. Horrid Henry and the Abominable Snowman. Naperville, Ill.: Sourcebooks Jabberwocky, 2010.

MLA (8th ed.) Citation

Simon, Francesca, and Tony Ross. Horrid Henry and the Abominable Snowman. Sourcebooks Jabberwocky, 2010.

Warning: These citations may not always be 100% accurate.