1
published 1998
Book Konferenzschrift
2
published 1996
Book
3
published 1995
Book Konferenzschrift
4
published 1993
Book
5
published 1981
Die Sprachen Afrikas, Inhaltsverzeichnis
Book
6
by Keszthelyi, Tibor
published 1981
Afrikanische Literatur, Inhaltsverzeichnis
Book
7
published 1979
Journal Zeitschrift
8
published 1966
Book Aufsatzsammlung
9
published 1955
Book Aufsatzsammlung Festschrift
10
published 1951
Journal Zeitschrift
11
by Westermann, Diedrich
published 1949
Book
12
by Westermann, Diedrich
published 1947
Book
13
by Migeod, Frederick W. H.
published 1923
Book
14
by Meinhof, Carl
published 1910
Book