@book { HartzIVZieleProblemeundPerspektivenderumstrittenenArbeitsmarktreform, title = "Hartz IV: Ziele, Probleme und Perspektiven der umstrittenen Arbeitsmarktreform", author = "Daniel {Noll}", year = "2013", publisher = "BACHELOR + MASTER PUBLISHING", address = "Hamburg, Deutschland", url = "https://m.bachelor-master-publishing.de/document/296562" }