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| 020 | _a9788120328464 | ||
| 082 |
_a005.71 _bPRA/D |
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| 100 | _aPrakash C Gupta | ||
| 245 | 0 | _aData Communications And Computer Networks | |
| 260 |
_aNew Delhi _bPHI Learning _c2009 |
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| 300 | _a800 | ||
| 942 | _cBK | ||
| 999 |
_c11616 _d11616 |
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