000 | 00317nam a2200133Ia 4500 | ||
---|---|---|---|
942 | _cENGBV | ||
520 | _aIssue No. 2-4 | ||
654 | _aUdyog | ||
654 | _aPragati | ||
654 | _aGeneral | ||
245 | _aUdyog Pragati | ||
260 |
_aNational _bNational Institute of Science and Communication, New Delhi _c1999 |
||
440 | _v23 | ||
999 |
_c40877 _d40877 |