求四篇外文文献

【作者(必填)】
1.K. W. Chaua & A. Walkera
2.Eric Allmon；Carl T. Haas；John D. Borcherding；Paul M. Goodrum
3.David Arditi & Krishna Mochtar
4.Paul M. Goodrum；Carl T. Haas2
【文题(必填)】
1.The measurement of total factor productivity of the Hong Kong construction industry
2.U.S. Construction Labor Productivity Trends, 1970–1998
3.Trends in productivity improvement in the US construction industry
4.Partial Factor Productivity and Equipment Technology Change at Activity Level in U.S. Construction Industry.
【年份(必填)】
1.1988
2.2000
3.2000
4.2002
【全文链接或数据库名称(选填)】
1.http://www.tandfonline.com/doi/abs/10.1080/01446198800000019
2.http://ascelibrary.org/doi/abs/10.1061/(ASCE)0733-9364(2000)126%3A2(97)
3.http://www.tandfonline.com/doi/abs/10.1080/014461900370915
4.http://ascelibrary.org/doi/abs/10.1061/(ASCE)0733-9364(2002)128:6(463)

Trends in productivity improvement in the US construction industry

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huyifei 发表于 2012-11-27 20:50
Trends in productivity improvement in the US construction industry

请不要设置价格，我会把你的设成最佳答案

huyifei 发表于 2012-11-27 20:50
Trends in productivity improvement in the US construction industry

请不要设置价格

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