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2018 National Park visitor spending effects: Economic contributions to local communities, states, and the nation 科技报告
报告编号: 70204071, 页数: 64, 2019
作者:  Cullinane Thomas, Catherine ccullinanethomas@usgs.gov;  Koontz, Lynne koontzl@usgs.gov;  Cornachione, Egan
收藏  |  浏览/下载:28/0  |  提交时间:2019/11/06
National Park Service socioeconomic monitoring pilot survey: Visitor spending analysis 科技报告
报告编号: 70204070, 页数: 116, 2019
作者:  Cullinane Thomas, Catherine ccullinanethomas@usgs.gov;  Cornachione, Egan;  Koontz, Lynne koontzl@usgs.gov;  Keyes, Christopher R.
Adobe PDF(2036Kb)  |  收藏  |  浏览/下载:78/24  |  提交时间:2019/11/06
2017 National Park visitor spending effects : Economic contributions to local communities, states, and the Nation 科技报告
报告编号: 70197532, , 2018
作者:  Cullinane Thomas, Catherine M. ccullinanethomas@usgs.gov;  Koontz, Lynne koontzl@usgs.gov;  Cornachione, Egan
Adobe PDF(2190Kb)  |  收藏  |  浏览/下载:42/14  |  提交时间:2019/11/06