Glassley, W. E. Geothermal energy: Renewable energy and the enviroment.
Cita Chicago (17th ed.)Glassley, William E. Geothermal Energy: Renewable Energy and the Enviroment.
Cita MLA (8th ed.)Glassley, William E. Geothermal Energy: Renewable Energy and the Enviroment.
Atenció: Aquestes cites poden no estar 100% correctes.