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State of Water Quality of Langford Lake, 1973-1995

BC Environment. Water Quality BranchG. B. HolmsCanada. Environment CanadaCanada-British Columbia Water Quality Monitoring Agreement

出版	Environment Canada, 1996
ISBN	07726282899780772628282
URL	http://books.google.com.hk/books?id=LK7vygAACAAJ&hl=&source=gbs_api