@book { VergesstNetworkingodermachtesrichtig,
    title = "Vergesst Networking - oder macht es richtig",
    author = "Martina {Haas}",
    year = "2019",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1219121"
}