World Health Organization. (2003). Safe abortion: Technical and policy guidance for health systems (Primera edición.). Ediorial World Health Organization.
Chicago Style (17th ed.) CitationWorld Health Organization. Safe Abortion: Technical and Policy Guidance for Health Systems. Primera edición. Geneva: Ediorial World Health Organization, 2003.
MLA引文World Health Organization. Safe Abortion: Technical and Policy Guidance for Health Systems. Primera edición. Ediorial World Health Organization, 2003.
警告:這些引文格式不一定是100%准確.