@book {9783170240520, 
	title = "Geschäftsmodelle im Mittelstand",
	author = "Becker, Wolfgang AND Ulrich, Patrick",
	isbn = "9783170240520",
	year = "2013",
	edition = "1",
	keywords = "Familienunternehmen, Erfolgsfaktor, Betriebstyp, Hidden Champions",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783170240520",
	url = "https://content-select.com/de/portal/media/view/56cee385-2568-4c7d-96b8-1dd5b0dd2d03",
	publisher = "W. Kohlhammer Verlag",
	language = "ger",
}