http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (iii, 68 pages) : illustrations
[by] Harold J. Derr and William F. Mann, Jr.
Title from title screen (viewed on June 26 ,2012).
Includes bibliographical references (pages 62-67).
Washington, U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1971
Agriculture handbook (United States. Department of Agriculture) ; no. 391