Não informado. (2004). Half-yearly abstract of the medical sciences. [s.n.].
Chicagoスタイル(17版)引用形式Não informado. Half-yearly Abstract of the Medical Sciences. London: [s.n.], 2004.
MLA(8版)引用形式Não informado. Half-yearly Abstract of the Medical Sciences. [s.n.], 2004.
警告: この引用は必ずしも正確ではありません.