UNFPA. (2009). Adding it up: The costs and benefits of investing in family planning and maternal newborn health.
Chicagoスタイル(17版)引用形式UNFPA. Adding It Up: The Costs and Benefits of Investing in Family Planning and Maternal Newborn Health. 2009.
MLA(8版)引用形式UNFPA. Adding It Up: The Costs and Benefits of Investing in Family Planning and Maternal Newborn Health. 2009.
警告: この引用は必ずしも正確ではありません.