@book{86982,
	author = {Künzl-Snodgrass, Annemarie and Mentchen, Silke},
	title = {Upgrade your German},
	publisher = {Arnold ; Distributed in the U.S.A. by Oxford University Press},
	year = {2003},
	address = {London ; New York},
	note = {Includes bibliographical references and index}
}