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020 _a9788183211451
040 _cA
082 _a630.715
_bSUP
100 _aSupe , S.V.
245 2 _aA Textbook of Extension Education
260 _aUdaipur
_bAgrotech Publishing Academy
_c2009
300 _a288
650 _2Agricultural extension work
_aAgricultural Extension
942 _cBK
_2ddc
999 _c585
_d585