Cita APA (7th ed.)

European Union, Lombaerde, P. d., & Schulz, M. (2009). The EU and world regionalism: The makability of regions in the 21st century. Ashgate.

Cita Chicago (17th ed.)

European Union, Philippe de Lombaerde, i Michael Schulz. The EU and World Regionalism: The Makability of Regions in the 21st Century. Farnham, England: Ashgate, 2009.

Cita MLA (9th ed.)

European Union, et al. The EU and World Regionalism: The Makability of Regions in the 21st Century. Ashgate, 2009.