World Health Organization & ebrary, Inc. (2007). World health statistics 2007. World Health Organization.
Chicagoスタイル(17版)引用形式World Health Organization , Inc ebrary. World Health Statistics 2007. Geneva, Switzerland: World Health Organization, 2007.
MLA(9版)引用形式World Health Organization , Inc ebrary. World Health Statistics 2007. World Health Organization, 2007.
警告: この引用は必ずしも正確ではありません.