| 000 | 00317nam a2200121 4500 | ||
|---|---|---|---|
| 245 |
_aEductional technology _cN. Venkataiah |
||
| 710 | _aVenkataiah,N. | ||
| 260 |
_aNew Delhi _bAPH Publishing _c1996 |
||
| 300 | _axx, 234p.; 22cm. | ||
| 020 | _a8170247233. | ||
| 082 |
_a371.3028 _b EDU |
||
| 650 | _aEducational technology | ||
| 999 |
_c63051 _d63051 |
||