@book { ERecruitingPersonalbeschaffungimInternet,
    title = "E-Recruiting: Personalbeschaffung im Internet",
    author = "Pia {Sasse}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832457457",
    url = "https://m.diplom.de/document/221208"
}