000 00308nam a2200133Ia 4500
008 240601s2009 xx 000 0 eng d
041 _aENG
082 _aARO
100 _aArora, Sumita,
245 0 _aInformatics practices
250 _a6th
260 _aNew Delhi
_bDhanpat Rai Co
_c2009
942 _2ddc
_cREF
999 _c1126
_d1126