000 00303nam a2200133Ia 4500
008 221219s9999 xx 000 0 und d
100 _aA. W. Van Den Ban
245 0 _aAgricultural Extension
250 _a2nd
260 _bC.B.S.
650 _aExtension
700 _aHelen S. Hawkins 
942 _cBK
999 _c2495
_d2495