Carstensen, J. (1987). Occupation, smoking and lung cancer: Cohort studies based on Swedish register data.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarstensen, John. Occupation, Smoking and Lung Cancer: Cohort Studies Based on Swedish Register Data. 1987.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCarstensen, John. Occupation, Smoking and Lung Cancer: Cohort Studies Based on Swedish Register Data. 1987.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.