Landman, T., Beetham, D., Carvalho, E., & Weir, S. (2008). Assessing the quality of democracy: An overview of the International IDEA framework. International Institute for Democracy and Electoral Assistance.
Citazione stile Chigago Style (17a edizione)Landman, Todd, David Beetham, Edzia Carvalho, e Stuart Weir. Assessing the Quality of Democracy: An Overview of the International IDEA Framework. Sweden: International Institute for Democracy and Electoral Assistance, 2008.
Citatione MLA (9a ed.)Landman, Todd, et al. Assessing the Quality of Democracy: An Overview of the International IDEA Framework. International Institute for Democracy and Electoral Assistance, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.