APA (7th ed.) Citation

Drent, M., Hendriks, R. J., & Zandee, D. (2015). New threats, new EU and NATO responses. Clingendael, Netherlands Institute of International Relations.

Chicago Style (17th ed.) Citation

Drent, Margriet, Robert J. Hendriks, and Dick Zandee. New Threats, New EU and NATO Responses. The Hague: Clingendael, Netherlands Institute of International Relations, 2015.

MLA (9th ed.) Citation

Drent, Margriet, et al. New Threats, New EU and NATO Responses. Clingendael, Netherlands Institute of International Relations, 2015.