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_a621.342 _bPRE-D |
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| 100 | _aPreakes, John G | ||
| 245 | 0 | _aDigital Communication | |
| 260 |
_bTata Macgraw-Hill _aNew Delhi _c2000 |
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| 300 | _axxi+1 | ||
| 650 |
_aTechnology _vApplied physicsPhysics _xGeneral Stack |
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| 942 | _cBOOK | ||
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_c107279 _d107279 |
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