APA引文

Lal, R., Hansen, D. O., Uphoff, N., & Slack, S. A. (2009). Food Security and Environmental Quality in the Developing World. CRC Press.

Trích dẫn kiểu Chicago

Lal, Rattan, David O. Hansen, Norman Uphoff, và Steven A. Slack. Food Security and Environmental Quality in the Developing World. CRC Press, 2009.

MLA引文

Lal, Rattan, David O. Hansen, Norman Uphoff, và Steven A. Slack. Food Security and Environmental Quality in the Developing World. CRC Press, 2009.

警告：这些引文格式不一定是100％准确.