Recorded magnetic tape for information interchange (800 CPI, NRZI) : category, hardware standard : subcategory, interchange codes and media

Chicago citation style
United States. National Bureau of Standards. Recorded magnetic tape for information interchange (800 CPI, NRZI) : category, hardware standard : subcategory, interchange codes and media. 1973. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011394594. (Accessed December 18, 2018.)
APA citation style
United States. National Bureau of Standards, (1973) Recorded magnetic tape for information interchange (800 CPI, NRZI) : category, hardware standard : subcategory, interchange codes and media. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011394594
MLA citation style
United States. National Bureau of Standards. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/011394594>.
Note: These citations are programmatically generated and may be incomplete.