@book { TeamteachingimGemeinsamenUnterricht,
    title = "Teamteaching im Gemeinsamen Unterricht",
    author = "Bärbel {Schmitt}",
    year = "2005",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638381321",
    url = "https://www.hausarbeiten.de/document/39339"
}