Education and professional employment in the U. S. S. R Prepared for the National Science Foundation De Witt, Nicholas. creator National Research Council U.S Office of Scientific Personnel. National Science Foundation U.S text xx Washington] 1961 monographic eng
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xxxix, 856 p. ill. by the Office of Scientific Personnel, National Academy of Sciences-National Research Council. Education Professions Soviet Union Education Soviet Union 1945- LA831.82 .D46 370.947 LA 830 D523e 1961 NS 1.2:Un 33 NS 1.2:Un 33 United States. National Science Foundation. NSF 61-40 62060506 NLM 810622 20160527203548.0 84448