APA (7e ed.) Bronvermelding

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.

Chicago (17e ed.) Bronvermelding

Centers for Disease Control and prevention (U.S.) en International Clearinghouse for Birth Defects Monitoring System. Birth Defects Surveillance: A Manual for Programme Managers. Geneva: World Health Organization.

MLA (8e ed.) Bronvermelding

Centers for Disease Control and prevention (U.S.) en International Clearinghouse for Birth Defects Monitoring System. Birth Defects Surveillance: A Manual for Programme Managers. World Health Organization.