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APA-referensCommittee on USGS Water Resources Research, W. S. a. T. B., Committee on USGS Water Resources Research, Water Science and Technology Board Staff, Commission on Geosciences, E., National Academy of Sciences, & Water Science and Technology Board. (2001). Investigating Groundwater Systems on Regional and National Scales. National Academies Press.
Chicago-stil citatCommittee on USGS Water Resources Research, Water Science and Technology Board, Committee on USGS Water Resources Research, Water Science and Technology Board Staff, Environment Commission on Geosciences, National Academy of Sciences, och Water Science and Technology Board. Investigating Groundwater Systems on Regional and National Scales. National Academies Press, 2001.
MLA-referensCommittee on USGS Water Resources Research, Water Science and Technology Board, et al. Investigating Groundwater Systems on Regional and National Scales. National Academies Press, 2001.
Harvard-stil citatCommittee on USGS Water Resources Research, W. S. a. T. B., Committee on USGS Water Resources Research, Water Science and Technology Board Staff, Commission on Geosciences, E., National Academy of Sciences & Water Science and Technology Board. 2001. Investigating Groundwater Systems on Regional and National Scales. National Academies Press.