Cita APA (7th ed.)

Bruce, J., & Beckingham, C. F. (1964). Travels to discover the source of the Nile. U.P..

Cita Chicago (17th ed.)

Bruce, James, i C. F. Beckingham. Travels to Discover the Source of the Nile. Edinburgh: U.P., 1964.

Cita MLA (8th ed.)

Bruce, James, i C. F. Beckingham. Travels to Discover the Source of the Nile. U.P., 1964.