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Filters: Author is William P. Gregg Jr. [Clear All Filters]
The Southern Appalachian Man and Biosphere Cooperative Program." In Proceedings of the Symposium on Biosphere Reserves, Fourth World Wilderness Congress Worldwide Conservation, 142-152. YMCA at the Rockies, Estes Park, Colorado: U.S. Department of the Interior, National Park Service, 1989.
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