000 00304pam a2200121a 44500
008 230405s1990 xxu||||| |||| 00| 0 eng d
041 _aENG
100 _aJain R.P
245 _aModern digital electronics
260 _anew delhi
_bTata McGraw Hill Publishing Co.
_c1990
300 _a468
906 _a1133
999 _c292476
_d292476