001: 75177
003: Starlibrary PMS 4.5
005: 20180420
020: ^aبدون
066: ^aR..d
072: ^aBinary Codes
082: ^a621
100: ^aR.K.Gaur
240: ^adigital electronics and microcomputers
245: ^adigital electronics and microcomputers
260: ^c1995
650: ^a Number Systms and Arithmetic