APA (7th ed.) Citation

Hargreaves, R. (2010). Mr.Bump. Egmont UK Limited.

Chicago Style (17th ed.) Citation

Hargreaves, Roger. Mr.Bump. London: Egmont UK Limited, 2010.

MLA (9th ed.) Citation

Hargreaves, Roger. Mr.Bump. Egmont UK Limited, 2010.

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