TY  - RPRT
TI  - Unit pricing guide : a best practice approach to unit pricing
AU  - Sefcik, David
PY  - 2014
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST SP 1181
DO  - 10.6028/NIST.SP.1181
ER  -