توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Sander, N. (2014). Internal Migration in Germany, 1995-2010: New Insights into East-West Migration and Re-urbanisation. Comparative Population Studies.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Sander, Nikola. "Internal Migration in Germany, 1995-2010: New Insights into East-West Migration and Re-urbanisation." Comparative Population Studies 2014.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Sander, Nikola. "Internal Migration in Germany, 1995-2010: New Insights into East-West Migration and Re-urbanisation." Comparative Population Studies, 2014.