1.

図書
図書
1. Proceedings of the Roving Seminar on the Use of Computers in Hydrology and Water Resources Planning
Roving Seminar on the Use of Computers in Hydrology and Water Resources Planning (1976 : Sri Lanka, etc.) ; United Nations. Economic and Social Commission for Asia and the Pacific
出版情報: New York : United Nations, 1980
シリーズ名: Water resources series ; no. 52
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2.

図書
図書
2. The rossing file : the inside story of Britain's secret contract for Namibian uranium
by Alun Roberts
出版情報: London : Namibia Support Committee (CANUC), [1980]
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