Hanley, N., & Nick Hanley; Jason F. Shogren; Ben White. (2001). Introduction to environmental economics. Oxford,New York: Oxford University Press.
استشهاد بنمط شيكاغوHanley, Nick, و Nick Hanley; Jason F. Shogren; Ben White. Introduction to Environmental Economics. Oxford,New York: Oxford University Press, 2001.
MLA استشهادHanley, Nick, و Nick Hanley; Jason F. Shogren; Ben White. Introduction to Environmental Economics. Oxford,New York: Oxford University Press, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.