International Organization for Standardization. (1974). Information processing: Implementation of the 7-bit coded character set and its 8-bit and 8-bit extensions on 9-track 12.7 mm (0.5 in.) magnetic tape. International Organization for Standardization.
Chicago (17e ed.) BronvermeldingInternational Organization for Standardization. Information Processing: Implementation of the 7-bit Coded Character Set and Its 8-bit and 8-bit Extensions on 9-track 12.7 Mm (0.5 in.) Magnetic Tape. [Switzerland]: International Organization for Standardization, 1974.
MLA (8e ed.) BronvermeldingInternational Organization for Standardization. Information Processing: Implementation of the 7-bit Coded Character Set and Its 8-bit and 8-bit Extensions on 9-track 12.7 Mm (0.5 in.) Magnetic Tape. International Organization for Standardization, 1974.