FIELD, B. C., & FIELD, M. K. (2002). Environmental economics: An introduction.-- ed.3. McGraw-Hill.
芝加哥风格引文FIELD, Barry C., 与 Martha K. FIELD. Environmental Economics: An Introduction.-- Ed.3. Boston: McGraw-Hill, 2002.
MLA引文FIELD, Barry C., 与 Martha K. FIELD. Environmental Economics: An Introduction.-- Ed.3. McGraw-Hill, 2002.
警告：这些引文格式不一定是100％准确.