Bruce, J., & Beckingham, C. F. (1964). Travels to discover the source of the Nile. U.P..
芝加哥风格引文Bruce, James, 与 C. F. Beckingham. Travels to Discover the Source of the Nile. Edinburgh: U.P., 1964.
MLA引文Bruce, James, 与 C. F. Beckingham. Travels to Discover the Source of the Nile. U.P., 1964.
警告：这些引文格式不一定是100％准确.