Cita APA (7th ed.)
Pllinger, Z. T., Kaufmann, B., Marxer, W., & Schiller, T. (2007). Direct Democracy in Europe: Developments and Prospects. VS Verlag fr Sozialwissenschaften. https://doi.org/10.1007/978-3-531-90579-2
Cita Chicago (17th ed.)
Pllinger, Zoltn Tibor, Bruno Kaufmann, Wilfried Marxer, i Theo Schiller. Direct Democracy in Europe: Developments and Prospects. Wiesbaden: VS Verlag fr Sozialwissenschaften, 2007. https://doi.org/10.1007/978-3-531-90579-2.
Cita MLA (9th ed.)
Pllinger, Zoltn Tibor, et al. Direct Democracy in Europe: Developments and Prospects. VS Verlag fr Sozialwissenschaften, 2007. https://doi.org/10.1007/978-3-531-90579-2.
Atenció: Aquestes cites poden no estar 100% correctes.