APA引文

Howe, C. W. (1979). Natural resource economics. John Wiley.

Chicago Edition Citation

Howe, Charles W. Natural Resource Economics. New York: John Wiley, 1979.

MLA引文

Howe, Charles W. Natural Resource Economics. John Wiley, 1979.

警告：這些引文格式不一定是100％准確.