001: 2575
003: Starlibrary PMS 4.5
005: 20180420
020: ^a0-07-06292
066: ^aDo.D
072: ^aElectronic devices
082: ^a621
100: ^aDonald tower
240: ^aDigital integrated electronics
245: ^aDigital integrated electronics
260: ^c1977
650: ^aLogic Circuits
650: ^aOperational Amplifiers ana Comparators
700: ^a Herbert taub