APA (7th ed.) Citation

Johnston, R. H. (1997). Hydrologic budgets of regional aquifer systems of the United States for predevelopment and development conditions. USGS Information Services.

Chicago Style (17th ed.) Citation

Johnston, Richard H. Hydrologic Budgets of Regional Aquifer Systems of the United States for Predevelopment and Development Conditions. Denver, CO: USGS Information Services, 1997.

MLA (9th ed.) Citation

Johnston, Richard H. Hydrologic Budgets of Regional Aquifer Systems of the United States for Predevelopment and Development Conditions. USGS Information Services, 1997.