000 | 00327nam a2200133Ia 4500 | ||
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008 | 160316s1971 xxu||||| |||| 00| 0 eng d | ||
020 | _a | ||
100 | _a Arun Mukhopadhyay | ||
245 | _aAgricultural Extension A Field Study | ||
250 | _a1st | ||
260 |
_aCALCUTTA _bTHE MINERVA ASSOCIATES _c1971 |
||
300 | _a235 | ||
700 |
_a _a |
||
999 |
_c32902 _d32902 |