Drescher, S., & Finkelman, P. Slavery: Seymour Drescher. Paul Finkelman. The Oxford handbook of the history of international law.(2012).
Lua i Stíl Chicago (17ú heag.)Drescher, Seymour, agus Paul Finkelman. "Slavery: Seymour Drescher. Paul Finkelman." The Oxford Handbook of the History of International Law.(2012) .
Lua MLA (8ú heag.)Drescher, Seymour, agus Paul Finkelman. "Slavery: Seymour Drescher. Paul Finkelman." The Oxford Handbook of the History of International Law.(2012), .
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