biblio toscana

Geothermal energy

Paris : Unesco Press, 1973

Geothermal energy

Park Ridge (New Jersey) : Noyes Data Corporation, 1978

Geothermal energy

Chichester etc. : John Wiley, 1985

Fa parte di: International journal of energy research

Geothermal energy

London : UNESCO, c2003

Serie: Renewable Energies series