@book { DasWunschkindDieSehnsuchtnachdemperfektenKind,
    title = "Das Wunschkind: Die Sehnsucht nach dem perfekten Kind",
    author = "Carla {Rudat}",
    year = "2013",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/296741"
}