TY - BOOK AU - Hollander, Samuel TI - The sources of increased efficiency : : A study of du Pont rayon plants U1 - 338.47677 PY - 1965/// CY - Cambridge, Massachusetts PB - The M.I.T Press KW - Du Pont (Firm). KW - Rayon industry and trade KW - United States. N1 - It Includes A Bibliography ER -