Walker, T. S., & Walker, T. (2016). Improved crop productivity for Africa's drylands. Washington, District of Columbia: World Bank Group.
Chicago Style CitationWalker, T. S.,, and Tom Walker. Improved Crop Productivity for Africa's Drylands. Washington, District of Columbia: World Bank Group, 2016.
MLA CitationWalker, T. S.,, and Tom Walker. Improved Crop Productivity for Africa's Drylands. Washington, District of Columbia: World Bank Group, 2016.
Warning: These citations may not always be 100% accurate.