Beets, G., Schippers, J., & te Velde, E. R. (2011). The Future of Motherhood in Western Societies: Late Fertility and its Consequences. Springer Netherlands. https://doi.org/10.1007/978-90-481-8969-4
Chicago-referens (17:e uppl.)Beets, Gijs, Joop Schippers, och Egbert R. te Velde. The Future of Motherhood in Western Societies: Late Fertility and Its Consequences. Dordrecht: Springer Netherlands, 2011. https://doi.org/10.1007/978-90-481-8969-4.
MLA-referens (9:e uppl.)Beets, Gijs, et al. The Future of Motherhood in Western Societies: Late Fertility and Its Consequences. Springer Netherlands, 2011. https://doi.org/10.1007/978-90-481-8969-4.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.