APA (7th ed.) Citation

Barker, T. (2014). Outlaw motorcycle gangs as organized crime groups. Springer.

Chicago Style (17th ed.) Citation

Barker, Thomas. Outlaw Motorcycle Gangs as Organized Crime Groups. Cham Heidelberg [u.a.]: Springer, 2014.

MLA (8th ed.) Citation

Barker, Thomas. Outlaw Motorcycle Gangs as Organized Crime Groups. Springer, 2014.