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Who visits the U.S. National Parks? An analysis of park visitors and visitation: 1990–2008
Schuett, Michael A., Le, Lena, Hollenhorst, Steven J.Volume:
52
Language:
english
Journal:
World Leisure Journal
DOI:
10.1080/04419057.2010.9728283
Date:
January, 2010
File:
PDF, 1.43 MB
english, 2010