http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
an enumeration of the woody plants collected in western China for the Arnold arboretum of Harvard university during the years 1907, 1908, and 1910
by E.H. Wilson ; edited by Charles Sprague Sargent.
Publications of the Arnold Arboretum ; no. 4