C. W. · J C · J. W. · Jean Claude
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Directory of African technology institutions | 978-92-2-103578-7 (92-2-103578-6) | 1985 |
| Directory of African technology institutions | 978-92-2-103661-6 (92-2-103661-8) | 1985 |
| Directory of African technology institutions | 978-92-2-103662-3 (92-2-103662-6) | 1985 |