Okpaku, J. O., & Figueres, J. M. (2003). Information and communications technologies for African development: An assessment of progress and the challenges ahead / ed. with introduction by Joseph O. Okpaku. Preface by José María Figueres. United Nations ICT Tas Force.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Okpaku, Joseph O., và Jose Maria Figueres. Information and Communications Technologies for African Development: An Assessment of Progress and the Challenges Ahead / Ed. with Introduction by Joseph O. Okpaku. Preface by José María Figueres. New York: United Nations ICT Tas Force, 2003.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Okpaku, Joseph O., và Jose Maria Figueres. Information and Communications Technologies for African Development: An Assessment of Progress and the Challenges Ahead / Ed. with Introduction by Joseph O. Okpaku. Preface by José María Figueres. United Nations ICT Tas Force, 2003.