@book { AdultEducationandLifelongLearninginEuropeandBeyond,
    title = "Adult Education and Lifelong Learning in Europe and Beyond",
    author = "Regina {Egetenmeyer}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-05973-1",
    url = "https://www.peterlang.com/document/1067619"
}