http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
11 pages : illustrations, 1 map ; 27 cm.
[Saint Paul, Minn.] : North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967
U.S. Forest Service research paper NC ; 11