APA (7th ed.) Citation

Hornsby, R., & Hobbs, D. (2008). Gun crime. Ashgate.

Chicago Style (17th ed.) Citation

Hornsby, Robert, and Dick Hobbs. Gun Crime. Aldershot [u.a.]: Ashgate, 2008.

MLA (8th ed.) Citation

Hornsby, Robert, and Dick Hobbs. Gun Crime. Ashgate, 2008.