@book {9783847002550, 
	title = "Reizland DDR ",
	isbn = "9783847002550",
	edition = "1",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783847002550",
	url = "https://content-select.com/de/portal/media/view/5404464d-32f4-4be5-9192-2859b0dd2d03",
	publisher = "Vandenhoeck & Ruprecht",
}