Institution, 8. B. S. Information technology - Data communication - 25 pole DTE/DCE interface connector and contact number assignments.
Chicago-viite (17. p.)Institution, 8096 British Standards. Information Technology - Data Communication - 25 Pole DTE/DCE Interface Connector and Contact Number Assignments.
MLA-viite (9. p.)Institution, 8096 British Standards. Information Technology - Data Communication - 25 Pole DTE/DCE Interface Connector and Contact Number Assignments.
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