APA-čujuhus (7. p.)
Filippidis, F., & et al. (2017). Association of cigarette price differentials with infant mortality in 23 European Union countries.
Chicago-čujuhus (17. p.)
Filippidis, F.T, juo et al. Association of Cigarette Price Differentials with Infant Mortality in 23 European Union Countries. 2017.
MLA-čujuhus (9. p.)
Filippidis, F.T, juo et al. Association of Cigarette Price Differentials with Infant Mortality in 23 European Union Countries. 2017.
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