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| 100 | _aRao .V.K & Reddy .R.S | ||
| 020 | _a81 7169 227 3 | ||
| 365 | _bRs . 300 /- | ||
| 942 | _cBK | ||
| 654 | _a | ||
| 245 | _aResource of Effective Teaching | ||
| 260 |
_aNew Delhi _bCommonwealth Publishers _c1992 |
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| 082 | _a371. 3 | ||
| 300 | _c22 cms | ||
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_c410068 _d410068 |
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| 041 | _aeng | ||