@book{518,
	author = {Kunkel-Razum, Dr.Kathrin and Worsch, Wolfgang and Beil, Susanne},
	title = {Basiswörterbuch - Enthält den kompletten des neuen Goethe-Zertifikats B1},
	publisher = {DUDEN Verlag,},
	year = {XXXX},
	address = {Germany :}
}