@book {9783867391795, title = "Borderline: Das Selbsthilfebuch", author = "Knuf, Andreas AND Tilly, Christiane", isbn = "9783867391795", year = "2018", edition = "8", url = "http://www.content-select.com/index.php?id=bib_view&ean=9783867391795", url = "https://content-select.com/de/portal/media/view/5ceceb42-1f5c-4105-96c8-05d1b0dd2d03", publisher = "Balance Verlag", language = "ger", }