APA (7th ed.) Citation

O'Mara, G. T. (1988). Efficiency in irrigation: The conjunctive use of surface and groundwater resources. World Bank.

Chicago Style (17th ed.) Citation

O'Mara, Gerald T. Efficiency in Irrigation: The Conjunctive Use of Surface and Groundwater Resources. Washington, D.C: World Bank, 1988.

MLA (9th ed.) Citation

O'Mara, Gerald T. Efficiency in Irrigation: The Conjunctive Use of Surface and Groundwater Resources. World Bank, 1988.