APA引文

De Witt, N. (1961). Education and professional employment in the U.S.S.R. National Science Foundation.

芝加哥风格引文

De Witt, Nicholas. Education and Professional Employment in the U.S.S.R. [Washington]: National Science Foundation, 1961.

MLA引文

De Witt, Nicholas. Education and Professional Employment in the U.S.S.R. National Science Foundation, 1961.

警告：这些引文格式不一定是100％准确.