TY - RPRT TI - Guide for labeling consumer packages by weight, volume, count, or measure (length, area, or thickness) AU - Sefcik, David AU - Warfield, Lisa PY - 2020 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 1020 DO - 10.6028/NIST.SP.1020 ER -