| 000 | 00309nam a2200097 4500 | ||
|---|---|---|---|
| 082 | _a | ||
| 100 | _aO.P. Dahama & O.P. Bhatnagar | ||
| 245 |
_aEducation and communicaton for development _cO.P. Dahama & O.P. Bhatnagar |
||
| 260 |
_aOxford and I. B. Hpublishing company pvt. Ltd NewDelhi _c1987 |
||
| 942 | _cBK | ||
| 999 |
_c289179 _d289179 |
||