000 00277nam a2200121Ia 4500
008 220201s2015 xx 000 0 eng d
082 _a004
_bRAI
100 _aRai, S
245 0 _aComputer awareness
260 _aNew Delhi
_bKatson Books
_c2015
300 _a518
942 _2ddc
999 _c29923
_d29923