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Displaying items 1 - 2 of 2
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1. Desolation Wilderness: data from 1997-1998 visitor response to fees, fee demonstration project

Author(s):
Watson, Alan E.; Puttkammer, Annette; Christensen, Neal A.

2. National river recreation study data: a nationwide survey of river recreation use from 1977-1984

Author(s):
Cole, David N.