Columbia subject headings:
Harvard subject headings:
Irrigation laws--North Dakota.
Pick-Sloan Missouri Basin Program (U.S.). Garrison Diversion Unit.
Southwest Water Authority (N.D.)
Water quality management--North Dakota.
Water resources development--Law and legislation--North Dakota.
Water resources development--North Dakota
Water-supply, Rural--South Dakota--Perkins County.
Watershed management--South Dakota--Perkins County--Finance.
Princeton subject headings:
Irrigation laws--North Dakota.
Pick-Sloan Missouri Basin Program (U.S.). Garrison Diversion Unit
Water resources development--Law and legislation--North Dakota.
Watershed management--South Dakota--Perkins County--Finance.