Abwa, D. (2013). Boundaries & history in Africa: Issues in conventional boundaries and ideological frontiers. Langaa Research & Publishing CIG.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Abwa, Daniel. Boundaries & History in Africa: Issues in Conventional Boundaries and Ideological Frontiers. Cameroon: Langaa Research & Publishing CIG, 2013.
MLA -ийн эшлэл (9 дэх хэвлэлт)Abwa, Daniel. Boundaries & History in Africa: Issues in Conventional Boundaries and Ideological Frontiers. Langaa Research & Publishing CIG, 2013.
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