|LC control no.||sh 93000312
|Topical heading||Bar coding
|Found in||Work cat.: 88-711724: Bar coding, today's technology working for the hospital, 1988.
LC data base, 1/19/93 (bar coding)
American Heritage dict. (universal product code; also called bar code)
Oxford dict. of new words (bar-code; also barcode or bar code)
Third Barnhart dict. of new English (bar code; compare universal product code)
Applied science, viewed Juje 19, 2019 (in titles: Image steganography; includes articles on QR codes)