TY - CHAP A1 - Frejka, T. T1 - Childlessness in the United States Y1 - 2017 DO - 10.1007/978-3-319-44667-7_8 A3 - Kreyenfeld, M. A3 - Konietzka, D. T2 - Childlessness in Europe: Contexts, causes, and consequences CY - Cham PB - Springer ER -