000 | 00453nam a22001577a 4500 | ||
---|---|---|---|
999 |
_c2495 _d2495 |
||
008 | 200302b ||||| |||| 00| 0 eng d | ||
020 | _a9788120346390 | ||
040 | _cddc | ||
082 |
_222 _a025.0405 |
||
100 | _aSINGH,Gurdev | ||
245 | _aInformationvsources,services and systems | ||
260 |
_aDelhi _bPHI LEARNING Private limited _c2013 |
||
300 |
_axviii,517pg _bill,bibliography,index,refrence _c23cm |
||
520 | _alibrary services | ||
942 |
_2ddc _cBK |