TY - BOOK AU - Hollander,Samuel TI - The sources of increased efficiency: a study of du Pont rayon plants AV - HD9929.5.U62 H6 U1 - 338.476HOL 19 PY - 1965///] CY - Cambridge, Mass. PB - M.I.T. Press KW - Rayon industry and trade KW - United States KW - Economics N1 - Bibliography: p. 221-224 ER -