Scruton, R. (2012). How to think seriously about the planet: The case for an environmental conservatism. Oxford University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Scruton, Roger. How to Think Seriously About the Planet: The Case for an Environmental Conservatism. New York: Oxford University Press, 2012.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Scruton, Roger. How to Think Seriously About the Planet: The Case for an Environmental Conservatism. Oxford University Press, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.