Centers for Disease Control and prevention (U.S.) & International Clearinghouse for Birth Defects Monitoring System. Birth defects surveillance: A manual for programme managers. World Health Organization.
Citação norma ChicagoCenters for Disease Control and prevention (U.S.) and International Clearinghouse for Birth Defects Monitoring System. Birth Defects Surveillance: A Manual for Programme Managers. Geneva: World Health Organization.
Citação norma MLACenters for Disease Control and prevention (U.S.) and International Clearinghouse for Birth Defects Monitoring System. Birth Defects Surveillance: A Manual for Programme Managers. World Health Organization.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.