Parallel recorded magnetic tape cartridge for information interchange, 4-track, 6.30 mm (1/4 in), 63 bpmm (1600 bpi), phase encoded

Chicago citation style
Parallel recorded magnetic tape cartridge for information interchange, 4-track, 6.30 mm (1/4 in), 63 bpmm (1600 bpi), phase encoded. 1982. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011394555. (Accessed December 11, 2018.)
APA citation style
(1982) Parallel recorded magnetic tape cartridge for information interchange, 4-track, 6.30 mm (1/4 in), 63 bpmm (1600 bpi), phase encoded. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011394555
MLA citation style
Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/011394555>.
Note: These citations are programmatically generated and may be incomplete.