TY - BOOK ED - National Research Council (U.S.). Office of Scientific Personnel TI - Doctorate production in United States universities, 1920-1962, with baccalaureate origins of doctorates in sciences, arts, and professions PY - 1963/// CY - Washington, D.C. PB - National Academy of Sciences-National Research Council KW - Degrees, Academic KW - United States KW - Statistics ER -