APA (7th ed.) Citation

Simon, F., & Ross, T. (2012). Horrid Henry and the zombie vampire. Sourcebooks Jabberwocky.

Chicago Style (17th ed.) Citation

Simon, Francesca, and Tony Ross. Horrid Henry and the Zombie Vampire. Naperville, Ill.: Sourcebooks Jabberwocky, 2012.

MLA (8th ed.) Citation

Simon, Francesca, and Tony Ross. Horrid Henry and the Zombie Vampire. Sourcebooks Jabberwocky, 2012.

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