@book { MademoiselleSapphoBeichteeinesjungenMdchens,
    title = "Mademoiselle Sappho - Beichte eines jungen Mädchens",
    author = " {Anonymus}",
    year = "2016",
    publisher = "venusbooks",
    address = "München, Deutschland",
    url = "https://m.venusbooks.de/document/335438"
}