Frątczak , Ewa, and Iga Sikorska. “Changing Attitudes and Behaviour Concerning Contraception and Abortion in Poland”. Studia Demograficzne, no. 2(156) (December 12, 2009): 73–114. Accessed May 12, 2024. https://econjournals.sgh.waw.pl/SD/article/view/2590.