McDonald, C. (1981). Occupational health should not accept tobacco industry sponsorship.
シカゴスタイル引用形McDonald, Corbett. Occupational Health Should Not Accept Tobacco Industry Sponsorship. 1981.
MLA引用形式McDonald, Corbett. Occupational Health Should Not Accept Tobacco Industry Sponsorship. 1981.
警告: この引用は必ずしも正確ではありません.