@misc{66181,
  author = {Robert Chapman and David Butry},
  title = {Measuring and Improving the Productivity of the U.S. Construction Industry: Issues, Challenges, and Opportunities},
  year = {2008},
  month = {2008-07-17},
  publisher = {Other, National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}