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Cita Chicago (17th ed.)ebrary, Inc. Executive Summary: Policies and Managerial Guidelines. 2nd ed. Geneva: World Health Organization, 2002.
Cita MLA (9th ed.)ebrary, Inc. Executive Summary: Policies and Managerial Guidelines. 2nd ed. World Health Organization, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.