Ramsay, W. (1972). Managing the environment: An economic primer. Basic Books, Publishers.
芝加哥风格引文Ramsay, William. Managing the Environment: An Economic Primer. New York: Basic Books, Publishers, 1972.
MLA引文Ramsay, William. Managing the Environment: An Economic Primer. Basic Books, Publishers, 1972.
警告：这些引文格式不一定是100％准确.