SpringerLink (Online service), Kreyenfeld, M., & Konietzka, D. (2017). Childlessness in Europe: Contexts, Causes, and Consequences. Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-44667-7
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service), Michaela Kreyenfeld, और Dirk Konietzka. Childlessness in Europe: Contexts, Causes, and Consequences. Cham: Springer International Publishing : Imprint: Springer, 2017. https://doi.org/10.1007/978-3-319-44667-7.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service), et al. Childlessness in Europe: Contexts, Causes, and Consequences. Springer International Publishing : Imprint: Springer, 2017. https://doi.org/10.1007/978-3-319-44667-7.
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