Não informado. (2018). Monograph Series. Department of Health of the City of New York.
Chicago-Zitierstil (17. Ausg.)Não informado. Monograph Series. New York: Department of Health of the City of New York, 2018.
MLA-Zitierstil (8. Ausg.)Não informado. Monograph Series. Department of Health of the City of New York, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.