000 00289nam a2200121Ia 4500
020 _a9788120303485
100 _aWilliam H Gothman
245 _aDigital Electronics: An Introduction to Theory and Practice
250 _a2
260 _c2009
_bPHI
_aNew Delhi
300 _a383
942 _cBK
999 _c12883
_d12883