Hutchinson, T. J. (1966). Narrative of the Niger Tshadda and Binu e exploration: Including a report on the posiiton and prospects of trade up those rivers with remarks on the malaria and fevers of Western Africa (First edition.). Cass.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hutchinson, Thomas J. Narrative of the Niger Tshadda and Binu E Exploration: Including a Report on the Posiiton and Prospects of Trade Up Those Rivers with Remarks on the Malaria and Fevers of Western Africa. First edition. London: Cass, 1966.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hutchinson, Thomas J. Narrative of the Niger Tshadda and Binu E Exploration: Including a Report on the Posiiton and Prospects of Trade Up Those Rivers with Remarks on the Malaria and Fevers of Western Africa. First edition. Cass, 1966.