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Proceedings of the 1968 Water Resources Colloquium
E. Bruce JonesJohn C. Frey
其他書名
Water Related Research in the Social Sciences, June 4, 1968
出版Pennsylvania State University, Institute for Research on Land and Water Resources, 1968
URLhttp://books.google.com.hk/books?id=o6RTAAAAYAAJ&hl=&source=gbs_api