Cheelo, Caesar. Assessing the impact of the internet on trade for selected Eastern and Southern African countries / Caesar Cheelo, Themba Munalula, Terrie Walmsley. - [Lusaka] : COMESA, 2003. - 99 p. ISBN: 9982260456 : KES Subjects--Topical Terms: Electronic commerce--Africa, Eastern.Eletronic commerce--African, Southern.