TY - GEN AU - Stanley Gilbert C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 2012-12-21 DO - https://doi.org/10.6028/NIST.SP.1135 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 2012 TI - Characterization of the US Construction Labor Supply ER -