APA-ийн эшлэл(7 дахь хэвлэлт)
International African Seminar. 2d : Leopoldville, Congo, International African Institute, & Riebuyck, D. (1963). African agrarian systems: Studies presented and discussed. For the International African Institute by the Oxford University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
International African Seminar. 2d : Leopoldville, Congo, International African Institute, ба Daniel Riebuyck. African Agrarian Systems: Studies Presented and Discussed. [London]: For the International African Institute by the Oxford University Press, 1963.
MLA -ийн эшлэл (9 дэх хэвлэлт)
International African Seminar. 2d : Leopoldville, Congo, et al. African Agrarian Systems: Studies Presented and Discussed. For the International African Institute by the Oxford University Press, 1963.
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