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| 999 |
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| 008 | 211231b 000 eng d | ||
| 020 | _a8123407068 | ||
| 041 | _aEN | ||
| 082 |
_a302.23 _bVEN _223 |
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| 100 | _aVENKATASUBRAMANIAN, V. | ||
| 245 |
_aTechnology communication and AV aids in extension education / _c[by] V. Venkatasubramanian |
||
| 260 |
_aChennai _bNew century book house _c2001 |
||
| 300 | _axiii, 273 p. | ||
| 500 | _aIncludes references, glossary & index. | ||
| 509 | _aNS | ||
| 650 | _aMass media | ||
| 942 | _cR | ||