Transformative Power of LanguageRussell H. Kaschula, H. Ekkehard Wolff · First published 2020Open the Tome
Multilingualism and Intercultural CommunicationRussell H. Kaschula, Pamela Maseko, H. Ekkehard Wolff, Christine Anthonissen, Bassey E. Antia · First published 2017Open the Tome
Progressive Traditions in African and Oriental StudiesSiegmund Brauner, Ekkehard Wolff · First published 1988Open the Tome
Die Sprachen Afrikas: Mit zahlreichen Karten und Tabellen (German Edition)Bernd Heine, Thilo C. Schadeberg, Ekkehard Wolff · First published 1981Open the Tome