000 00359nam a2200145Ia 4500
008 140317s9999 xx 000 0 und d
082 _a378.13
100 _aRam Krishan
245 _aAgricultural demostration and extension communication.
260 _aBombay
_bAsia
_c1965
300 _a261
650 _aEducation
653 _aEducation
942 _2ddc
_cBK
999 _c3897
_d3897