| 000 | 004170000a22001450004500 | ||
|---|---|---|---|
| 008 | 140223b2009 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a818408238 | ||
| 041 | _aeng | ||
| 080 | _a209S | ||
| 082 |
_a209S _dP9 |
||
| 100 |
_aRATZAN Lee _fAuthor |
||
| 245 | _aUnderstanding information Systems: What they do and why we need them | ||
| 260 |
_aNew Delhi _bIndian Publishing House _c2009 |
||
| 650 | _aLibrary & Information | ||
| 999 |
_c177712 _d177712 |
||