Kramer, S. P. (2014). The Other Population Crisis: What Governments Can Do about Falling Birth Rates. Johns Hopkins University Press.
Cita Chicago (17th ed.)Kramer, Steven Philip. The Other Population Crisis: What Governments Can Do About Falling Birth Rates. Baltimore [Maryland]: Johns Hopkins University Press, 2014.
Cita MLA (9th ed.)Kramer, Steven Philip. The Other Population Crisis: What Governments Can Do About Falling Birth Rates. Johns Hopkins University Press, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.