Hardt, W. F., & Freckleton, J. R. (1987). Aquifer response to recharge and pumping, San Bernardino ground-water basin, California. U.S. Geological Survey.
Chicago Style (17th ed.) CitationHardt, W. F., and John R. Freckleton. Aquifer Response to Recharge and Pumping, San Bernardino Ground-water Basin, California. Sacramento, California: U.S. Geological Survey, 1987.
MLA (9th ed.) CitationHardt, W. F., and John R. Freckleton. Aquifer Response to Recharge and Pumping, San Bernardino Ground-water Basin, California. U.S. Geological Survey, 1987.
Warning: These citations may not always be 100% accurate.