000 | 00306nam a2200109 4500 | ||
---|---|---|---|
082 | _a301.160954 SAR | ||
100 | _aSarkar, Chanchal | ||
245 |
_aChallenge and stagnation / _cby Chanchal Sarkar |
||
260 |
_aNew Delhi : _c1969. _bVikas Publishing House Private Limited, |
||
650 | _aEducation | ||
942 | _cBK | ||
999 |
_c286877 _d286877 |