@book { ServiceLearninginderKindheitspdagogik,
    title = "Service Learning in der Kindheitspädagogik",
    author = "Julia {Staiger-Engel}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17396",
    url = "https://www.peterlang.com/document/1111510"
}