Citazione APA

ARMSTEAD, H. C. H. Geothermal energy: Its past, present and future contributions to the enrgy needs of man Second. E & F.N. Spon.

Stile di citazione Chicago

ARMSTEAD, H. Christopher H. Geothermal Energy: Its Past, Present and Future Contributions to the Enrgy Needs of Man Second. E & F.N. Spon.

Citazione MLA

ARMSTEAD, H. Christopher H. Geothermal Energy: Its Past, Present and Future Contributions to the Enrgy Needs of Man Second. E & F.N. Spon.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.