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.
Cita Chicago Style (17a ed.)World Health Organization, Centers for Disease Control and Prevention, y International Clearinghouse for Birth Defects Surveillance and Research. Birth Defects Surveillance a Manual for Programme Managers. Geneva, switzerland: World Health Organization, 2014.
Cita MLA (8a ed.)World Health Organization, et al. Birth Defects Surveillance a Manual for Programme Managers. World Health Organization, 2014.
Precaución: Estas citas no son 100% exactas.