http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Erdwiss. FB -- ENERGY geothermal -- Geothermal Energy.Review of research and development. -- Ed.by [Hugh]Christopher H[all]Armstead.(2.impr.) - -- (Paris):The Unesco Pr.(1974). 186 S.m.zahlr.Fig.u. -- Tab. 4° -- (Earth Sciences.12.)