@misc{230416,
  author = {David Sefcik},
  title = {Retail Pricing Methods, Unit Pricing, and Price Verification in the United States},
  year = {2017},
  month = {2017-08-30},
  publisher = {Handbook (NIST HB), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}