@book{6529,
	author = {Qin, Duo. and ebrary, Inc.},
	title = {The formation of econometrics},
	publisher = {Clarendon Press ;},
	year = {1993.},
	address = {Oxford, [England] :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10274615}
}