Heidolph, Karl Erich and Flämig, Walter and Motsch, Wolfgang. 1981. Grundzüge einer deutschen Grammatik. Berlin: Akademie-Verlag.
@book{kortmannadverbial-Heidolph1981,
address = {Berlin},
author = {Heidolph, Karl Erich and Flämig, Walter and Motsch, Wolfgang},
publisher = {Akademie-Verlag},
title = {Grundzüge einer deutschen Grammatik},
year = {1981}
}