Lentz, Kendrick W.
Design of automatic machinery / Kendrick W. Lentz
Van Nostrand Reinhold, 1985
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Jorgenson, Dale W.
Productivity Dale W. Jorgenson
Cambridge, Mass Massachusetts Institute of Technology 1995,
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Chenery, Hollis B.
Interindustry economics
Wiley, 1964
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Chenery, Hollis B.
Interindustry economics
John Wiley & Sons, 1959
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Productivity is the key to Korea's economic growth
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