@book { DasGeheimnisimaltenParkDieTchterEnglandsBand15,
    title = "Das Geheimnis im alten Park: Die Töchter Englands - Band 15",
    subtitle = "Roman",
    author = "Philippa {Carr} and Dagmar {Roth}",
    year = "2017",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/358464"
}