| 000 | 00419nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 230917s9999||||xx |||||||||||||| ||und|| | ||
| 040 |
_e187328 _aMAIN |
||
| 041 | _aEnglish | ||
| 082 | _a004.6 I2D | ||
| 100 | _aIndira Gandhi National Open University | ||
| 245 | 0 | _aData communication and networks (MCS-42). 4V. | |
| 260 |
_aNew Delhi _bIndira Gandhi National Open University _c2009 |
||
| 300 | _av. p. | ||
| 942 | _cBK | ||
| 999 |
_c161669 _d161669 |
||