Armstead, H. C. H. (1982). Geothermal energy. Vol. 1: Papers presented at the international conference, Florence, Italy, May 1982. BHRA, The Fluid Engineering Centre.
Chicago-Zitierstil (17. Ausg.)Armstead, H. Christopher H. Geothermal Energy. Vol. 1: Papers Presented at the International Conference, Florence, Italy, May 1982. Cranfield: BHRA, The Fluid Engineering Centre, 1982.
MLA-Zitierstil (9. Ausg.)Armstead, H. Christopher H. Geothermal Energy. Vol. 1: Papers Presented at the International Conference, Florence, Italy, May 1982. BHRA, The Fluid Engineering Centre, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.