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