Cita APA (7th ed.)

ebrary, Inc, Hornemann, F., Laing, A. G., & Bovill, E. W. (2010). Missions to the Niger. Ashgate.

Cita Chicago (17th ed.)

ebrary, Inc, Friedrich Hornemann, Alexander Gordon Laing, i E. W. Bovill. Missions to the Niger. Farnham, Surrey, England ; Burlington, VT: Ashgate, 2010.

Cita MLA (9th ed.)

ebrary, Inc, et al. Missions to the Niger. Ashgate, 2010.