@book { TransaktionskostenkonomieundCorporateSocialPerformance, title = "Transaktionskostenökonomie und Corporate Social Performance", author = "Michael {Risch}", year = "1997", publisher = "Diplom.de", address = "Hamburg, Deutschland", doi = "10.3239/9783832400712", url = "https://m.diplom.de/document/216026" }