000			003610000a22001450004500
245			_aDigital principles and application
100			_aMalvino, Albert P.
100			_aLeach, Donald P.
250			_a3rd ed.
260			_aNew Delhi _bTata McGraw-Hill _c1981
300			_avi, 490p. : ill.
080			_a621.374.32 _bM3
041			_aEN
942			_cBK _01
999			_c114991 _d114991