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Sur la route des noix de cola en 1897 : du moyen-Niger à Boola, marché kpelle
Goerg, Odile, (1985)
Porters, trade, and power : the politics of labor in the central highlands of Angola, 1850 - 1914
Heywood, Linda Marinda, (1985)
Merchants, porters, and teamsters in the nineteenth-century Central Sudan
Duffill, M. B., (1985)
Migration in world history
Manning, Patrick, (2005)
Slavery, colonialism and economic growth in Dahomey, 1640-1960
Manning, Patrick, (1982)
Lʹ affaire Adjovi : la bourgeoisie foncière naissante du Dahomey, face à lʹadministration
Manning, Patrick, (1983)