GUZIEJEWSKA, Beata. Interdisciplinary interplay between government programs, politics and demography as exemplified by the Polish family 500+ program: assumptions and first experiences. Optimum. Economic Studies, [S.l.], n. 4(106), p. 30-44, lip. 2021. ISSN 1506-7637. Dostępne w: <http://optimum.uwb.edu.pl/index.php/osj/article/view/478>. Data dostępu: 07 lip. 2022. doi: https://doi.org/10.15290/oes.2021.04.106.03.