@book{106244,
	author = {Lee, P. Y. and ebrary, Inc.},
	title = {Mathematical Olympiad in China (2007-2008)},
	publisher = {East China Normal University Press ;},
	year = {c2009.},
	address = {Shanghai, China :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10361574}
}