000 00257nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aR K Gaur
245 0 _aDigital electronics & microcomputers
260 _aNew Delhi
_bDhanpat Rai Pub Co
_c2000
942 _cBK
999 _c10586
_d10586