@book {9783990306475, 
	title = "Projektmanagement",
	author = "Wytrzens, Hans Karl",
	isbn = "9783990306475",
	year = "2017",
	edition = "5",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783990306475",
	url = "https://content-select.com/de/portal/media/view/598c6f89-7228-4946-b1e0-745bb0dd2d03",
	publisher = "facultas.wuv - Maudrich",
	language = "ger",
}