@book { KunstundGestaltungstherapieaustiefenpsychologischerSicht,
    title = "Kunst- und Gestaltungstherapie aus tiefenpsychologischer Sicht",
    author = "Martina {Carl}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/297684"
}