Brennan, P., Buffler, P., Reynolds, P., Wu, A., Wichmann, H., Agudo, A., . . . Boffetta, P. (2004). Secondhand smoke exposure in adulthood and risk of lung cancer among never smokers: A pooled analysis of two large studies.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brennan, P., et al. Secondhand Smoke Exposure in Adulthood and Risk of Lung Cancer Among Never Smokers: A Pooled Analysis of Two Large Studies. 2004.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Brennan, P., et al. Secondhand Smoke Exposure in Adulthood and Risk of Lung Cancer Among Never Smokers: A Pooled Analysis of Two Large Studies. 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.