Rowland, D. T. (2012). Population Aging: The Transformation of Societies. Springer Netherlands. https://doi.org/10.1007/978-94-007-4050-1
Chicago-čujuhus (17. p.)Rowland, Donald T. Population Aging: The Transformation of Societies. Dordrecht: Springer Netherlands, 2012. https://doi.org/10.1007/978-94-007-4050-1.
MLA-čujuhus (9. p.)Rowland, Donald T. Population Aging: The Transformation of Societies. Springer Netherlands, 2012. https://doi.org/10.1007/978-94-007-4050-1.
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