@book { KohlbergSokratesundPlaton,
    title = "Kohlberg, Sokrates und Platon",
    subtitle = "Sokratisch-platonische Elemente in Lawrence Kohlbergs Theorie des moralischen Urteils",
    author = "Alexander {Häusler}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103445"
}