| 来源类型 | Report |
| 规范类型 | 报告 |
| The State of the Great Outdoors: America's Parks, Public Lands, and Recreation Resources | |
| Margaret A. Walls; Sarah R. Darley; Juha Siikamäki | |
| 发表日期 | 2009-09-15 |
| 出版年 | 2009 |
| 页码 | 97 pp. |
| 语种 | 英语 |
| 主题 | Ecosystems ; Forests ; Land Use |
| 子主题 | Ecosystem Services and Management ; Parks, Refuges, and Wildernesses |
| URL | http://www.rff.org/research/publications/state-great-outdoors-americas-parks-public-lands-and-recreation-resources |
| 来源智库 | Resources for the Future (United States) |
| 资源类型 | 智库出版物 |
| 条目标识符 | http://119.78.100.153/handle/2XGU8XDN/39425 |
| 推荐引用方式 GB/T 7714 | Margaret A. Walls,Sarah R. Darley,Juha Siikamäki. The State of the Great Outdoors: America's Parks, Public Lands, and Recreation Resources. 2009. |
| 条目包含的文件 | 条目无相关文件。 | |||||
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