Cita APA (7th ed.)

Murr, U., & Frank, M. (2008). Strukturdatenatlas Wahlen 2009.

Cita Chicago (17th ed.)

Murr, Ute, i Margitta Frank. Strukturdatenatlas Wahlen 2009. Stuttgart, 2008.

Cita MLA (8th ed.)

Murr, Ute, i Margitta Frank. Strukturdatenatlas Wahlen 2009. 2008.