Παραπομπή σε μορφή APA (7η εκδ.)

Grey, H. M. (1899). In Moorish captivity: An account of the 'Tourmaline' expedition to Sus, 1897-98. Edward Arnold.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grey, Henry M. In Moorish Captivity: An Account of the 'Tourmaline' Expedition to Sus, 1897-98. London: Edward Arnold, 1899.

Παραπομπή σε μορφή MLA (8th εκδ.)

Grey, Henry M. In Moorish Captivity: An Account of the 'Tourmaline' Expedition to Sus, 1897-98. Edward Arnold, 1899.