Παραπομπή σε μορφή APA (7η εκδ.)

Fredriksen, B. (1977). Slavery and its abolition in nineteenth-century Egypt. Universitetet i Bergen, Historisk Institutt.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Fredriksen, Børge. Slavery and Its Abolition in Nineteenth-century Egypt. Bergen: Universitetet i Bergen, Historisk Institutt, 1977.

Παραπομπή σε μορφή MLA (8th εκδ.)

Fredriksen, Børge. Slavery and Its Abolition in Nineteenth-century Egypt. Universitetet i Bergen, Historisk Institutt, 1977.