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| 008 | 230519s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 | _a371.33/MAL/DB0199 | ||
| 100 |
_aMalarvizhi S _9180281 |
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| 245 | _aTextbook on Communication and Educational Technology | ||
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_bEMMESS _aBangalore _c2012 |
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| 300 | _a458p | ||
| 999 |
_c159021 _d159021 |
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