1. DAYU Research Institute
Ili ndi maziko atatu, malo awiri ogwirira ntchito aakatswiri, matekinoloje opitilira 300 ovomerezeka ndi ma patenti opitilira 30.
DAYU, PULUMULANI MADZI A DZIKO LAPANSI-- KUYAMBIRA 1999 --
DAYU, PULUMULANI MADZI A DZIKO LAPANSI 1. DAYU Research Institute
Ili ndi maziko atatu, malo awiri ogwirira ntchito aakatswiri, matekinoloje opitilira 300 ovomerezeka ndi ma patenti opitilira 30.
