Troesken, W. (2003). Lead water pipes and infant mortality in turn-of-the-century Massachusetts. National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Troesken, Werner. Lead Water Pipes and Infant Mortality in Turn-of-the-century Massachusetts. Cambridge, Mass: National Bureau of Economic Research, 2003.
MLA-Zitierstil (9. Ausg.)Troesken, Werner. Lead Water Pipes and Infant Mortality in Turn-of-the-century Massachusetts. National Bureau of Economic Research, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.