http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National Arboretum book of outstanding garden plants
the authoritative guide to selecting and growing the most beautiful, durable, and care-free garden plants in North America
xxvi, 292 pages : color illustrations ; 29 cm.
by Jacqueline Hériteau with H. Marc Cathey and the staff and consultants of the U.S. National Arboretum ; introduction by H. Marc Cathey.