@book { DieHexerinDreiRomaneineinemeBook,
    title = "Die Hexerin - Drei Romane in einem eBook",
    subtitle = "Die Hexerin: Dunkle Geheimnisse, Die Hexerin: Vampirjagd und Die Hexerin: Tür ins Gestern",
    author = "Jason {Dark}",
    year = "2019",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/492348"
}