African posters : a catalogue of the poster collection in the Basler Afrika Bibliographien /Epupa, water, energy, 'indigenous/tribal peoples' and chieftaincy : a bibliography of Namibian newspaper articles 1990-96 with special reference to Kaoko /Guide to the SWAPO collection in the Namibia archives of the Basler Afrika Bibliographien /Guide to the SWAPO collection in the Basler Afrika Bibliographien /