Gaya APA

Glassley, W, E. (2015). Geothermal Energy: Renewable Energy and the Envionment Second edition (Second Edition). Boca Raton: CRC Press.

Gaya MLA

Glassley, William, E.. "Geothermal Energy: Renewable Energy and the Envionment Second edition". Second Edition Boca Raton: CRC Press, 2015. Text.