@book { SchrittfrSchrittzurBachelorarbeit,
    title = "Schritt für Schritt zur Bachelorarbeit",
    subtitle = "Erfolgreich organisieren, recherchieren, präsentieren",
    author = "Martina {Corsten} and Hans {Corsten}",
    year = "2022",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1219166"
}