APA (7th ed.) Citation

Billingham, M. (2010). Sleepyhead / Mark Billingham. Sphere.

Chicago Style (17th ed.) Citation

Billingham, Mark. Sleepyhead / Mark Billingham. London: Sphere, 2010.

MLA (9th ed.) Citation

Billingham, Mark. Sleepyhead / Mark Billingham. Sphere, 2010.

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