@book{ title = "Summarium Heinrici", author = "Henricus,Hildebrandt, Reiner", year = "1974-1995", publisher = "de Gruyter", address = "Berlin", language = "ger", howpublished = "print", keywords = "Althochdeutsch,Glosse", pages = "23 cm", series = "Quellen und Forschungen zur Sprach- und Kulturgeschichte der germanischen Völker", }