Schön, J. F., & Crowther, S. A. (1970). Journals of James Frederick Schön and Samuel Crowther, who, with the sanction of Her Majesty's government, accompanied the expedition up the Niger in 1841 on behalf of the Church Missionary Society (2. ed.). Cass.
Chicago-Zitierstil (17. Ausg.)Schön, Jacob Friedrich, und Samuel Ajayi Crowther. Journals of James Frederick Schön and Samuel Crowther, Who, with the Sanction of Her Majesty's Government, Accompanied the Expedition Up the Niger in 1841 on Behalf of the Church Missionary Society. 2. ed. London: Cass, 1970.
MLA-Zitierstil (9. Ausg.)Schön, Jacob Friedrich, und Samuel Ajayi Crowther. Journals of James Frederick Schön and Samuel Crowther, Who, with the Sanction of Her Majesty's Government, Accompanied the Expedition Up the Niger in 1841 on Behalf of the Church Missionary Society. 2. ed. Cass, 1970.