Hydropower
Subtitle: water at work
Contributors: United States. Bureau of Reclamation
Publisher: U.S. Dept. of the Interior, Bureau of Reclamation; For sale by U.S. G.P.O.
Published: 1982
Place of publication: Denver, Colo; Washington, D.C
Language: eng
Number of pages: 32
Subjects: Hydroelectric power plants -- United States