Verkehrs- und Nationalsprachen in AfrikaSiegmund Brauner · First published 1985 · Latest edition 2022Open the Tome
Progressive Traditions in African and Oriental StudiesSiegmund Brauner, Ekkehard Wolff · First published 1988Open the Tome
Studien zur nationalsprachlichen Entwicklung in AfrikaSiegmund Brauner · First published 1982Open the Tome