Cita APA (7a ed.)

Geiger, R., Khan, D., Kotzur, M., & Eisenhut, D. (2015). European Union Treaties: Treaty on European Union, Treaty on the Functioning of the European Union. C.H. Beck [etc.].

Cita Chicago Style (17a ed.)

Geiger, Rudolf, Daniel-Erasmus Khan, Markus Kotzur, y Dominik Eisenhut. European Union Treaties: Treaty on European Union, Treaty on the Functioning of the European Union. München [etc.]: C.H. Beck [etc.], 2015.

Cita MLA (9a ed.)

Geiger, Rudolf, et al. European Union Treaties: Treaty on European Union, Treaty on the Functioning of the European Union. C.H. Beck [etc.], 2015.