APA (7th ed.) Citation

Sheffield, J., & Wood, E. F. (2011). Drought: Past problems and future scenarios. Earthscan.

Chicago Style (17th ed.) Citation

Sheffield, Justin, and Eric F. Wood. Drought: Past Problems and Future Scenarios. London ; Washington, D.C.: Earthscan, 2011.

MLA (9th ed.) Citation

Sheffield, Justin, and Eric F. Wood. Drought: Past Problems and Future Scenarios. Earthscan, 2011.

Warning: These citations may not always be 100% accurate.