Cite

Tongass National Forest--Chatham area : Admiralty Island National Monument/Kootznoowoo Wilderness / U.S. Dept. of Agriculture, Forest Service.

MLA

Region, United States. Forest Service. Alaska. Tongass National Forest--Chatham Area : Admiralty Island National Monument/Kootznoowoo Wilderness / U.S. Dept. of Agriculture, Forest Service. The Service, 1991. https://collections.library.yale.edu/catalog/15821736.

APA, 6th edition

Region, U. S. F. S. A. (1991). Tongass National Forest--Chatham area : Admiralty Island National Monument/Kootznoowoo Wilderness / U.S. Dept. of Agriculture, Forest Service. [Topographic maps]. The Service, https://collections.library.yale.edu/catalog/15821736.