Não informado. Communicable Disease Morbidity Statistics. State Board of Health, Public Health Statistics Section.
Chicago-Zitierstil (17. Ausg.)Não informado. Communicable Disease Morbidity Statistics. Raleigh, NC: State Board of Health, Public Health Statistics Section.
MLA-Zitierstil (8. Ausg.)Não informado. Communicable Disease Morbidity Statistics. State Board of Health, Public Health Statistics Section.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.