@book {9783593406251, 
	title = "Grenzenlos zum Erfolg",
	author = "Messner, Reinhold",
	isbn = "9783593406251",
	year = "2005",
	edition = "1",
	keywords = "Erfolg, Tonträger, Zielerreichung",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783593406251",
	url = "https://content-select.com/de/portal/media/view/5305e01a-5710-4625-8cdc-7d8f2efc1343",
	publisher = "Campus Frankfurt / New York",
	language = "ger",
}