Cite
HARVARD Citation
Institution,, B. (1989) Guide to construction and use of 6.30 mm (0.25 in) magnetic tape cartridge for data interchange, using IMFM recording at 252 ftpmm (6400 ftpi).. [Online]. London : British Standards Institution. Available from: http://access.bl.uk/ark:/81055/vdc_100103935779.0x000001