@book{161144,
	author = {Needham, Joseph, and Sivin, Nathan. and ebrary, Inc.},
	title = {Science and civilisation in China.},
	publisher = {Cambridge University Press,},
	year = {2000.},
	address = {Cambridge :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10065242}
}