World Health Organization. (2003). Safe abortion: Technical and policy guidance for health systems (Primera edición.). Ediorial World Health Organization.
Chicago-viite (17. p.)World Health Organization. Safe Abortion: Technical and Policy Guidance for Health Systems. Primera edición. Geneva: Ediorial World Health Organization, 2003.
MLA-viite (8. p.)World Health Organization. Safe Abortion: Technical and Policy Guidance for Health Systems. Primera edición. Ediorial World Health Organization, 2003.
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