Não informado. (1973). Foodborne and Waterborne Disease Outbreaks. Center for Disease Control.
Chicago-Zitierstil (17. Ausg.)Não informado. Foodborne and Waterborne Disease Outbreaks. Atlanta, Ga: Center for Disease Control, 1973.
MLA-Zitierstil (8. Ausg.)Não informado. Foodborne and Waterborne Disease Outbreaks. Center for Disease Control, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.