000 00374nam a2200169Ia 4500
100 _aLeach, Donald P (et al)
080 _a621.38158 Lea/Mal
526 _dTB
526 _aUG
366 _f20
250 _a7th ed
942 _cBK
245 _aDigital principles and applications
260 _aTata McGraw Hill
_bNew Delhi
_c2013
300 _axxi,682
546 _aE
999 _c73603
_d73603