World Health Organization. (1997). Determination of airborne fibre number concentrations. World Health Organization.
Chicagoスタイル(17版)引用形式World Health Organization. Determination of Airborne Fibre Number Concentrations. Geneva: World Health Organization, 1997.
MLA(8版)引用形式World Health Organization. Determination of Airborne Fibre Number Concentrations. World Health Organization, 1997.
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