Lovejoy, P. E. The Yoruba Factor in the Trans-Atlantic slave trade: Paul E. Lovejoy. The Yoruba diaspora in the Atlantic world.(2004).

Lovejoy, Paul E. "The Yoruba Factor in the Trans-Atlantic Slave Trade: Paul E. Lovejoy." The Yoruba Diaspora in the Atlantic World.(2004) .

Lovejoy, Paul E. "The Yoruba Factor in the Trans-Atlantic Slave Trade: Paul E. Lovejoy." The Yoruba Diaspora in the Atlantic World.(2004), .