@book { AdultLearningandEducationinInternationalContextsFutureChallengesforitsProfessionalization,
    title = "Adult Learning and Education in International Contexts: Future Challenges for its Professionalization",
    author = "Regina {Egetenmeyer} and Sabine {Schmidt-Lauff} and Vanna {Boffo}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b11144",
    url = "https://www.peterlang.com/document/1050721"
}