Ehrenreich, B. (2018). Natural causes: An epidemic of wellness, the certainty of dying, and killing ourselves to live longer (First edition.). Twelve.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEhrenreich, Barbara. Natural Causes: An Epidemic of Wellness, the Certainty of Dying, and Killing Ourselves to Live Longer. First edition. New York: Twelve, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEhrenreich, Barbara. Natural Causes: An Epidemic of Wellness, the Certainty of Dying, and Killing Ourselves to Live Longer. First edition. Twelve, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.