APA Citation

Schäfer, C., & Schmitt, C. (2007). Determinants of fertility. Berlin.

Chicago Style Citation

Schäfer, Christin, and Christian Schmitt. Determinants of Fertility. Berlin, 2007.

MLA Citation

Schäfer, Christin, and Christian Schmitt. Determinants of Fertility. Berlin, 2007.

Warning: These citations may not always be 100% accurate.