http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
transboundary environmental management issues facing Mexico and the United States
ix, 501 pages : illustrations, maps (some color) ; 25 cm.
edited by Linda Fernandez and Richard T. Carson.
Economics of non-market goods and resources ; v. 2