000 00301nam a2200121Ia 4500
008 170101s1955 xx 000 0 und d
082 _a630.717 WIL
100 _aWilson Meredith C.
245 0 _aExtension teching Method
260 _bU.S.Dept. of Agril.
_c1955
300 _a80 p.
942 _2ddc
_cB
999 _c246316
_d246316