000 00215 a2200097 4500
001 28987
100 _aMorris R.L
245 _aDesigning with TTL Int Circuit
260 _a
_bMcGraw-Hill
_c
090 _c19378
_d19378
942 _aNUST-CAE
_cM
_c10422
999 _c264060
_d264060