000 | 00365nam a2200145Ia 4500 | ||
---|---|---|---|
008 | 160910s9999 xx 000 0 und d | ||
040 | _cSGVU Library | ||
041 | _cEnglish | ||
100 | _aYadav, D S | ||
245 |
_aEducational Technology _cby D S Yadav |
||
260 |
_aNew Delhi _bNeha Publication _c2007 |
||
520 | _aEducation | ||
650 | _aEducation | ||
942 | _cBOOKS | ||
999 |
_c62013 _d62013 |