001: 2501
003: Starlibrary PMS 4.5
005: 20180420
020: ^a0-672-27337-3
066: ^aDo.U
072: ^aDigital System Functions
082: ^a621
100: ^aDon. L. Cannon
240: ^aUnderstanding Digital troubleshocting
245: ^aUnderstanding Digital troubleshocting
260: ^c1994
650: ^a Digital System Fundamenttals