@book { OrganisationsPPPPublicPrivatePartnershipsinDeutschlandProblemePotenzialeundempirischeAnalysen, title = "Organisations-PPP (Public Private Partnerships) in Deutschland: Probleme, Potenziale und empirische Analysen", author = "Martin {Herbold}", year = "2013", publisher = "BACHELOR + MASTER PUBLISHING", address = "Hamburg, Deutschland", url = "https://m.bachelor-master-publishing.de/document/296591" }