000 00468nam a2200169Ia 4500
008 170901s1983 xx 000 0 und d
082 _a630.717
_bC32P
100 _aChaubey, B. K.
245 0 _aExtension Education
260 _aAllahabad
_bJyoti Prakashan
_c1983
300 _a258
650 _aAgriculture and related technologies
650 _aTechnology (Applied sciences)
653 _aAgricultural extension work
700 _aRai, B. B.
942 _2ddc
_cBK
999 _c12536
_d12536