001: 13279
003: Starlibrary PMS 4.5
005: 20180503
066: ^aRo.D
082: ^a621.381
100: ^aRoger L Tokhein
240: ^aDigital Electronics Principles And A;;lications
245: ^aDigital Electronics Principles And A;;lications
260: ^aus ^b mc graw hill ^c1999