APA (7th ed.) Citation

Harrison, L., Little, A., & Lock, E. (2015). Politics: The key concepts. Routledge.

Chicago Style (17th ed.) Citation

Harrison, Lisa, Adrian Little, and Edward Lock. Politics: The Key Concepts. Abingdon, Oxon: Routledge, 2015.

MLA (9th ed.) Citation

Harrison, Lisa, et al. Politics: The Key Concepts. Routledge, 2015.

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