000 00299nam a2200109Ia 4500
008 161118s2016 xx 000 0 und d
100 _aI.S.Grewal
245 3 _aAn Introduction to Extension Education
260 _aLudhiana
_bDepartment of Extension Education Punjab
300 _a74 p.
942 _2ddc
999 _c42535
_d42535