Hydropower, an energy source whose time has come again : report to the Congress /
保存先:
団体著者: | |
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フォーマット: | 図書 |
言語: | English |
出版事項: |
[Washington, D.C.] :
U.S. General Accounting Office,
1980.
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主題: |
記述事項: | Cover title. |
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物理的記述: | v, 85 p. : ill. ; 27 cm. |
書誌: | Includes bibliographical references. |