@book{14960,
	author = {Beckwith, Christopher I.,},
	title = {Empires of the Silk Road :},
	publisher = {Princeton University Press,},
	year = {c2009.},
	address = {Princeton :},
	note = {Map on lining papers.},
	url = {http://www.loc.gov/catdir/toc/ecip0819/2008023715.html}
}