| Verfasser | Häufigkeit |
| Anyanwu, K. C. |
3 |
| Ruch, E. A. |
3 |
| Anyanwu, Fidelis Emechete |
2 |
| Anyanwu, Ogechi Emmanuel 1971- |
2 |
| Anyanwu, Starling Ezekiel Nlemchukwu |
2 |
| Anyanwu, Chuks |
1 |
| Anyanwu, Ebere |
1 |
| Anyanwu, Enoch A. |
1 |
| Anyanwu, Rose-Juliet |
1 |
| Barnard, Alan 1949- |
1 |
| Bemile, Sebastian K. |
1 |
| Beyer, Klaus |
1 |
| Boden, Gertrud |
1 |
| Diallo, Abdourahmane 1962- |
1 |
| Dimmendaal, Gerrit Jan 1955- |
1 |
| Ekenneh, Anyanwu J. |
1 |
| Elderkin, Edward D. |
1 |
| Enahoro, Peter |
1 |
| Fehn, Anne-Maria |
1 |
| Gippert, Jost 1956- |
1 |