TY - RPRT TI - Weights and measures program requirements: a handbook for the weights and measures administrator AU - Crown, Linda AU - Olson, Douglas PY - 2017 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST HB 155-2017 DO - 10.6028/NIST.HB.155-2017 ER -