APA (7th ed.) Citation

Shearman, P., & Sussex, M. (2004). European security after 9/11. Ashgate.

Chicago Style (17th ed.) Citation

Shearman, Peter, and Matthew Sussex. European Security After 9/11. Aldershot [u.a.]: Ashgate, 2004.

MLA (8th ed.) Citation

Shearman, Peter, and Matthew Sussex. European Security After 9/11. Ashgate, 2004.