Παραπομπή σε μορφή APA (7η εκδ.)

Cugoano, O. (1787). Thoughts and sentiments on the evil and wicked traffic of the slavery and commerce of the human species humbly submitted to the inhabitants of Great-Britain. [s.n.].

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cugoano, Ottobah. Thoughts and Sentiments on the Evil and Wicked Traffic of the Slavery and Commerce of the Human Species Humbly Submitted to the Inhabitants of Great-Britain. London: [s.n.], 1787.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cugoano, Ottobah. Thoughts and Sentiments on the Evil and Wicked Traffic of the Slavery and Commerce of the Human Species Humbly Submitted to the Inhabitants of Great-Britain. [s.n.], 1787.