Cita APA (7a ed.)

Krause, J., & Ronzitti, N. (2012). The EU, the UN and collective security: Making multilateralism effective. Routledge.

Cita Chicago Style (17a ed.)

Krause, Joachim, y Natalino Ronzitti. The EU, the UN and Collective Security: Making Multilateralism Effective. Milton Park, Abingdon, Oxon ; New York: Routledge, 2012.

Cita MLA (9a ed.)

Krause, Joachim, y Natalino Ronzitti. The EU, the UN and Collective Security: Making Multilateralism Effective. Routledge, 2012.