Lal, R., Hansen, D. O., Uphoff, N., & Slack, S. A. (2009). Food Security and Environmental Quality in the Developing World. CRC Press.
استشهاد بنمط شيكاغوLal, Rattan, David O. Hansen, Norman Uphoff, و Steven A. Slack. Food Security and Environmental Quality in the Developing World. CRC Press, 2009.
MLA استشهادLal, Rattan, David O. Hansen, Norman Uphoff, و Steven A. Slack. Food Security and Environmental Quality in the Developing World. CRC Press, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.