@book{531,
	author = {Weigmann, Jürgen  and Deutz, Gertrud [Projektleitung]},
	title = {Prüfungstraining DSD Stufe 2 (B2/C1)},
	publisher = {Cornelsen Schulverlage GmbH,},
	year = {2015},
	address = {Germany :},
	edition = {1.Auflage, 1.Druck 2015}
}