APA引文

Mountain, H. G. (1938). Mining in the Gold Coast. s.n..

芝加哥风格引文

Mountain, H. G. Mining in the Gold Coast. [Accra: s.n., 1938.

MLA引文

Mountain, H. G. Mining in the Gold Coast. s.n., 1938.

警告：这些引文格式不一定是100％准确.