APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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