@book{204458,
	author = {Qiangfang, Gui. and ebrary, Inc.},
	title = {Yearbook of China city competitiveness 2012},
	publisher = {Enrich Professional,},
	year = {c2013.},
	address = {Singapore :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10614493}
}