World Health Organization, Centers for Disease Control and Prevention, & International Clearinghouse for Birth Defects Surveillance and Research. (2014). Birth defects surveillance a manual for programme managers. World Health Organization.
Chicago-viite (17. p.)World Health Organization, Centers for Disease Control and Prevention, ja International Clearinghouse for Birth Defects Surveillance and Research. Birth Defects Surveillance a Manual for Programme Managers. Geneva, switzerland: World Health Organization, 2014.
MLA-viite (8. p.)World Health Organization, et al. Birth Defects Surveillance a Manual for Programme Managers. World Health Organization, 2014.
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