@book{ title = "Die Jahre sind mein Lebensglück", author = "Müller, Petra", year = "2008", publisher = "Knesebeck", address = "München", edition = "Dt. Orig-Ausg.", title = "Schriftsteller über das Alter", language = "ger", howpublished = "print", isbn = "9783896605597", note = "9783896605597", keywords = "Quelle,Schriftsteller,Alter", pages = "27 cm", content = "Inhaltsverzeichnis", }