Currie, J. M., & Cole, N. (1991). Does participation in transfer programs during pregnancy improve birth weight? National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Currie, Janet M., und Nancy Cole. Does Participation in Transfer Programs During Pregnancy Improve Birth Weight? Cambridge, Mass: National Bureau of Economic Research, 1991.
MLA-Zitierstil (9. Ausg.)Currie, Janet M., und Nancy Cole. Does Participation in Transfer Programs During Pregnancy Improve Birth Weight? National Bureau of Economic Research, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.