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.
芝加哥风格引文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.
MLA引文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.
警告：这些引文格式不一定是100％准确.