APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

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