APA引文

Cramer Gail C. (2001). Agricultural Economics (8th.). John Wiley & Sons Inc.

Chicago Style (17th ed.) Citation

Cramer Gail C. Agricultural Economics. 8th. New York: John Wiley & Sons Inc, 2001.

MLA引文

Cramer Gail C. Agricultural Economics. 8th. John Wiley & Sons Inc, 2001.

警告：這些引文格式不一定是100％准確.