Columbia subject headings:
Harvard subject headings:
Africa--History.
African diaspora
Pan-Africanism.
Slave trade--Africa--Historiography.
Slave trade--Africa--History
Slavery--Africa--Historiography.
Slavery--Africa--History
Princeton subject headings:
Africa--History.
African diaspora.
Pan-Africanism.
Slave trade--Africa--Historiography.
Slave trade--Africa--History.
Slavery--Africa--Historiography.
Slavery--Africa--History.