APA (7th ed.) Citation

O'Brien, M., & Yar, M. (2008). Criminology : the key concepts / Martin O'Brien and Majid Yar: The key concepts. Routledge.

Chicago Style (17th ed.) Citation

O'Brien, Martin, and Majid Yar. Criminology : The Key Concepts / Martin O'Brien and Majid Yar: The Key Concepts. London ; New York: Routledge, 2008.

MLA (9th ed.) Citation

O'Brien, Martin, and Majid Yar. Criminology : The Key Concepts / Martin O'Brien and Majid Yar: The Key Concepts. Routledge, 2008.

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