ebrary, Inc, Hornemann, F., Laing, A. G., & Bovill, E. W. (2010). Missions to the Niger. Ashgate.
Chicagoスタイル(17版)引用形式ebrary, Inc, Friedrich Hornemann, Alexander Gordon Laing, , E. W. Bovill. Missions to the Niger. Farnham, Surrey, England ; Burlington, VT: Ashgate, 2010.
MLA(9版)引用形式ebrary, Inc, et al. Missions to the Niger. Ashgate, 2010.
警告: この引用は必ずしも正確ではありません.