Yang, L., Yang, G., Zhou, M., Smith, M., Ge, H., Boreham, J., . . . Chen, Z. (2009). Body mass index and mortality from lung cancer in smokers and nonsmokers: A nationally representative prospective study of 220,000 men in China.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yang, L., et al. Body Mass Index and Mortality from Lung Cancer in Smokers and Nonsmokers: A Nationally Representative Prospective Study of 220,000 Men in China. 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Yang, L., et al. Body Mass Index and Mortality from Lung Cancer in Smokers and Nonsmokers: A Nationally Representative Prospective Study of 220,000 Men in China. 2009.
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