Dregne, H. E. “Land Degradation in the Drylands”. Arid Land Research and Management, vol. 16, no. 2, 2002, pp. 99-132, https://doi.org/10.1080/153249802317304422.
Dregne, H. E. (2002). Land Degradation in the Drylands. Arid Land Research and Management, 16(2), 99-132. https://doi.org/10.1080/153249802317304422
Dregne HE. Land Degradation in the Drylands. Arid Land Research and Management. 2002;16(2):99-132.