@book{86237,
	author = {Rickard, Graham.},
	title = {Geothermal energy},
	publisher = {G. Stevens Children's Books},
	year = {1991.},
	series = {Alternative energy},
	address = {Milwaukee},
	note = {"First published in the United Kingdom, copyright 1990, by Wayland (Publishers) Limited"--T.p. verso.}
}