Sobotka, T. (2002). Ten years of rapid fertility changes in the European post - communist countries.
Cita Chicago Style (17a ed.)Sobotka, Tomas. Ten Years of Rapid Fertility Changes in the European Post - Communist Countries. 2002.
Cita MLA (8a ed.)Sobotka, Tomas. Ten Years of Rapid Fertility Changes in the European Post - Communist Countries. 2002.
Precaución: Estas citas no son 100% exactas.