Dia, Mamadou, author
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Buku Teks
Cohen, Daniel
MIT Press, 1988
Buku Teks
Mazrui, Ali A.
The Free Press, 1976
Buku Teks
Kano, Hiroyoshi, author
NUS Press, 2008
Buku Teks
William I. Hitchcock, Melvyn P. Leffler, Jeffrey W. Legro.
Massachusetts Harvard University Press, 2016
Buku Teks