http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the GreenSpec guide to residential building materials
GreenSpec guide to residential building materials
Alex Wilson and Mark Piepkorn, editors ; Nadav Malin, co-editor, GreenSpec ; Angela Battisto, GreenSpec manager ; [foreword by Sarah Susanka].