@book { InnovationenimFremdsprachenunterricht1, title = "Innovationen im Fremdsprachenunterricht 1", subtitle = "Offene Formen und Frühbeginn", author = "Wilma {Melde} and Volker {Raddatz}", year = "2002", publisher = "Peter Lang Verlag", address = "Berlin, Germany", url = "https://www.peterlang.com/document/1093969" }