Sander, N. (2014). Internal Migration in Germany, 1995-2010: New Insights into East-West Migration and Re-urbanisation. Comparative Population Studies.
Chicago-referens (17:e uppl.)Sander, Nikola. "Internal Migration in Germany, 1995-2010: New Insights into East-West Migration and Re-urbanisation." Comparative Population Studies 2014.
MLA-referens (8:e uppl.)Sander, Nikola. "Internal Migration in Germany, 1995-2010: New Insights into East-West Migration and Re-urbanisation." Comparative Population Studies, 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.