APA (7 वां संस्करण) प्रशस्ति पत्र
Harrison, K., & Hoberg, G. (1994). Risk, science, and politics: Regulating toxic substances in Canada and the United States. McGill-Queen's University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Harrison, Kathryn, और George Hoberg. Risk, Science, and Politics: Regulating Toxic Substances in Canada and the United States. Montreal ; Buffalo: McGill-Queen's University Press, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Harrison, Kathryn, और George Hoberg. Risk, Science, and Politics: Regulating Toxic Substances in Canada and the United States. McGill-Queen's University Press, 1994.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.