@book { ElternbilderundAbwehrmechanismen,
    title = "Elternbilder und Abwehrmechanismen",
    subtitle = "Eine empirische Untersuchung anhand des Gießen-Tests und des Abwehr-Computer-Tests",
    author = "Helmut {Buck}",
    year = "1999",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1088141"
}