Conrad, J. M. (2011). Resource economics (2nd ed.). Cambridge University Press.
芝加哥风格引文Conrad, Jon M. Resource Economics. 2nd ed. New York: Cambridge University Press, 2011.
MLA引文Conrad, Jon M. Resource Economics. 2nd ed. Cambridge University Press, 2011.
警告：这些引文格式不一定是100％准确.