Não informado. (2014). Monthly Bulletin of the Department of Health in the City of New York. Department of Health.
Citação do estilo Chicago (17ª ed.)Não informado. Monthly Bulletin of the Department of Health in the City of New York. New York: Department of Health, 2014.
Citação MLA (8ª ed.)Não informado. Monthly Bulletin of the Department of Health in the City of New York. Department of Health, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.