@book { DastalentierteUnternehmen,
    title = "Das talentierte Unternehmen",
    subtitle = "Mensch! Talent! Management!",
    author = "Ferihan {Steiner}",
    year = "2019",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1219108"
}