Coggon, D., Inskip, H., Winter, P., & Pannett, B. (1995). Contrasting geographical distribution of mortality from pneumoconiosis and chronic bronchitis and emphysema in British coal miners.
استشهاد بنمط شيكاغوCoggon, D., H. Inskip, P. Winter, و B. Pannett. Contrasting Geographical Distribution of Mortality From Pneumoconiosis and Chronic Bronchitis and Emphysema in British Coal Miners. 1995.
MLA استشهادCoggon, D., H. Inskip, P. Winter, و B. Pannett. Contrasting Geographical Distribution of Mortality From Pneumoconiosis and Chronic Bronchitis and Emphysema in British Coal Miners. 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.