APA-referens (7:e uppl.)
ebrary, Inc, & Klingemann, H. (2006). Mapping policy preferences II: Estimates for parties, electors, and governments in Eastern Europe, European Union, and OECD 1990-2003. Oxford University Press.
Chicago-referens (17:e uppl.)
ebrary, Inc, och Hans-Dieter Klingemann. Mapping Policy Preferences II: Estimates for Parties, Electors, and Governments in Eastern Europe, European Union, and OECD 1990-2003. Oxford ; New York: Oxford University Press, 2006.
MLA-referens (9:e uppl.)
ebrary, Inc, och Hans-Dieter Klingemann. Mapping Policy Preferences II: Estimates for Parties, Electors, and Governments in Eastern Europe, European Union, and OECD 1990-2003. Oxford University Press, 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.