Não informado. (1976). Advance Data from Vital & Health Statistics. National Center for Health Statistics.
Style de citation Chicago (17e éd.)Não informado. Advance Data from Vital & Health Statistics. Hyattsville, Md: National Center for Health Statistics, 1976.
Style de citation MLA (8e éd.)Não informado. Advance Data from Vital & Health Statistics. National Center for Health Statistics, 1976.
Attention : ces citations peuvent ne pas être correctes à 100%.