Asheville, NC : U.S. Dept. of Agriculture, Forest Service, Southern Research Station ; [Washington, D.C.?] : U.S. Dept. of the Interior, National Park Service, [2005]
Mode of access: Internet from the Forest Service web site. Address as of 5/22/07: http://www.srs.fs.usda.gov/pubs/gtr/gtr%5Fsrs088.pdf ; current access is available via PURL.