APA (7th ed.) Citation

Illustrated by Piers Harper. Mess Monsters. This edition published by Little Bee,2010.

Chicago Style (17th ed.) Citation

Illustrated by Piers Harper. Mess Monsters. London: This edition published by Little Bee,2010.

MLA (9th ed.) Citation

Illustrated by Piers Harper. Mess Monsters. This edition published by Little Bee,2010.

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