(2011). Family planning: A global handbook for providers:evidence based guidance developed through world wide collaboration. Wtto.
Chicago-tyylinen lähdeviittausFamily Planning: A Global Handbook for Providers:evidence Based Guidance Developed Through World Wide Collaboration. Geneva: Wtto, 2011.
MLA-viiteFamily Planning: A Global Handbook for Providers:evidence Based Guidance Developed Through World Wide Collaboration. Wtto, 2011.
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