000 00353nam a2200145Ia 4500
100 _aDahama, O. P.
520 _aConcept of extension education
365 _b4
942 _cBK
654 _a
245 _aExtension education and training extension
260 _aAgra
_bRam Prasad and Sons
_c1973
082 _a630.717
300 _c21.5cm
_a(4),62,39
999 _c376994
_d376994
041 _aeng