@book{ title = "Materialien zu Kants "Kritik der reinen Vernunft"", author = "Kopper, Joachim", year = "1975", publisher = "Suhrkamp", address = "Frankfurt am Main", edition = "1. Aufl.", language = "ger", howpublished = "print", isbn = "3518076582", keywords = "Quelle", note = "Literaturverz. S. 345 - 360", note = "Auf d. Rücken: Kopper-Malter", series = "Suhrkamp-Taschenbuch Wissenschaft, 58", }