World Health Organization & ebrary, Inc. (2010). World health statistics. World Health Organization.
Chicagoスタイル(17版)引用形式World Health Organization , Inc ebrary. World Health Statistics. Geneva: World Health Organization, 2010.
MLA(9版)引用形式World Health Organization , Inc ebrary. World Health Statistics. World Health Organization, 2010.
警告: この引用は必ずしも正確ではありません.