@book { PlurilinguismeetformationdesenseignantsPlurilingualismandTeacherEducation,
    title = "Plurilinguisme et formation des enseignants / Plurilingualism and Teacher Education",
    subtitle = "Une approche critique / A Critical Approach",
    author = "Sabine {Ehrhart} and Christine {Hélot} and Adam {Le Nevez}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1135505"
}