Adams, J. G. U. (1970). The spatial structure of the economy of West Africa. University of London.
Chicago-viite (17. p.)Adams, John Gordon Underwood. The Spatial Structure of the Economy of West Africa. University of London, 1970.
MLA-viite (8. p.)Adams, John Gordon Underwood. The Spatial Structure of the Economy of West Africa. University of London, 1970.
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