一般注記 |
His Problems in industrial engineering and management His Early days in Clifton Mills, 1985: t.p. (Ralph M. Barnes) p. 122 (Ralph Mosser Barnes, b. 10/17/85, d. 11/5/84) His Industrial engineering and management, 1976, c1931: t.p.(Ralph M. Barnes, Associate prof. of industrial engineering, College of Engineering, Univ. of Iowa...)
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