000 00279nam a2200121Ia 4500
008 230108s9999 xx 000 0 und d
100 _a"Supe,S.V"
245 0 _aTextbook of Extension Education
260 _bAgrotech
365 _b1500.00
650 _aExtension
942 _cBK
999 _c257277
_d257277