APA (7th ed.) Citation

Healy, C. (2013). The hero's guide to storming the castle. HarperCollins Children's Books.

Chicago Style (17th ed.) Citation

Healy, Christopher. The Hero's Guide to Storming the Castle. London: HarperCollins Children's Books, 2013.

MLA (9th ed.) Citation

Healy, Christopher. The Hero's Guide to Storming the Castle. HarperCollins Children's Books, 2013.

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