Cita APA (7a ed.)

Kaiser, W., Leucht, B., & Rasmussen, M. (2009). The history of the European Union: Origins of a trans- and supranational polity 1950-72. Routledge.

Cita Chicago Style (17a ed.)

Kaiser, Wolfram, Brigitte Leucht, y Morten Rasmussen. The History of the European Union: Origins of a Trans- and Supranational Polity 1950-72. New York ; London: Routledge, 2009.

Cita MLA (8a ed.)

Kaiser, Wolfram, et al. The History of the European Union: Origins of a Trans- and Supranational Polity 1950-72. Routledge, 2009.