Sobotka, T. (2002). Ten years of rapid fertility changes in the European post - communist countries.
Čikaški stil citiranja (17. izdanje)Sobotka, Tomas. Ten Years of Rapid Fertility Changes in the European Post - Communist Countries. 2002.
MLA način citiranja (8. izdanje)Sobotka, Tomas. Ten Years of Rapid Fertility Changes in the European Post - Communist Countries. 2002.
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