@book{546255,
	author = {Piel, Gerard.},
	title = {Science in the cause of man.},
	publisher = {Knopf,},
	year = {1962.},
	address = {New York,},
	edition = {2d ed., rev. and enl.},
	url = {http://www.archive.org/details/scienceincauseof00pielrich}
}