Gaya APA
BERTANI, R. (2012).
Geothermal power generation in the world 20015-2010 update report (Vol. 41).
Bali:
Elsevier Ltd.
Gaya MLA
BERTANI, Ruggero.
"Geothermal power generation in the world 20015-2010 update report".
Vol. 41
Bali:
Elsevier Ltd,
2012.
Jurnal.