Krämer, D. (2007). Der Zensus 2011. Statistik-Journal: Statistisches Quartalsheft.
Cita Chicago (17th ed.)Krämer, Daniel. "Der Zensus 2011." Statistik-Journal: Statistisches Quartalsheft 2007.
Cita MLA (8th ed.)Krämer, Daniel. "Der Zensus 2011." Statistik-Journal: Statistisches Quartalsheft, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.