http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Excavations on Copa Hill, Cwmystwyth (1986-1999)
an early Bronze Age copper mine within the uplands of Central Wales
127 pages : illustrations, maps, charts, plans ; 30 cm.
Simon Timberlake ; with contributions by T. Mighall [and others].