@book { ArbeitsmarktundHerrschaftsapparatinGuatemala19201940,
    title = "Arbeitsmarkt und Herrschaftsapparat in Guatemala 1920-1940",
    author = "Peter {Fleer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1085370"
}