Center for Third World Studies (CTWS). (1991). SADCC challenges for the 1990's: A conference organised by The Center for Third World Studies. Gent: CTWS.
Lua i Stíl Chicago (17ú heag.)Center for Third World Studies (CTWS). SADCC Challenges for the 1990's: A Conference Organised by The Center for Third World Studies. Gent: CTWS, 1991.
Lua MLA (8ú heag.)Center for Third World Studies (CTWS). SADCC Challenges for the 1990's: A Conference Organised by The Center for Third World Studies. Gent: CTWS, 1991.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.