Elleh, Nnamdi
African architecture: evolution and transformation
McGraw-Hill, 1997
 Buku Teks
Dodge, Dorothy
African politics in perspective
D. Van Nostrand, 1966
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Kegley, Charles William, Jr.
World Politics : trend and transformation
Wadsworth, 2009
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Kegley, Charles William, Jr.
World politics trend and transformation
Wadsworth and Cengage Learning, 2013
 Buku Teks
Kegley, Charles William, Jr.
World politics : trend and transformation
St. Martin`s Press, 1997
 Buku Teks