001: 691
003: Starlibrary PMS 4.5
005: 20180430
066: ^aBr.B
072: ^adata communications
082: ^a004
100: ^aBrian west
240: ^aBasic comuting principles
245: ^aBasic comuting principles
260: ^c1992
650: ^adata storage devices
650: ^amicros to mainframes