TY - GEN AU - David Sefcik C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2014-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.1181 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2014 TI - Unit pricing guide ::a best practice approach to unit pricing ER -