Johnston, R. H. (1997). Hydrologic budgets of regional aquifer systems of the United States for predevelopment and development conditions GB1199.2 .J. U.S. Geological Survey.
Chicagoスタイル(17版)引用形式Johnston, Richard H. Hydrologic Budgets of Regional Aquifer Systems of the United States for Predevelopment and Development Conditions GB1199.2 .J. Denver, Colorado, USA: U.S. Geological Survey, 1997.
MLA(9版)引用形式Johnston, Richard H. Hydrologic Budgets of Regional Aquifer Systems of the United States for Predevelopment and Development Conditions GB1199.2 .J. U.S. Geological Survey, 1997.
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