@book{20870,
	author = {Li, Li. and Ding, Anqi.},
	title = {Gong si Han yu=},
	publisher = {Beijing da xue chu ban she,},
	year = {2002.},
	series = {Beida ban xin yidai duiwai hanyu jiaocai. Shangwu hanyu jiaocheng xilie},
	address = {Beijing Shi :},
	edition = {Di 1 ban.}
}