APA (7th ed.) Citation

Hill, S. (2014). I'm the king of the castle / Susan Hill. Penguin Books.

Chicago Style (17th ed.) Citation

Hill, Susan. I'm the King of the Castle / Susan Hill. London: Penguin Books, 2014.

MLA (9th ed.) Citation

Hill, Susan. I'm the King of the Castle / Susan Hill. Penguin Books, 2014.

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