000 00299nam a2200121Ia 4500
008 161118s2016 xx 000 0 und d
082 _a630.717 VER-I
100 _aVerma,O.S.
245 0 _aIndian Socity of Extension Education.
260 _aNew Dlehi
_bIARI
_c1997
300 _a235p.
942 _2ddc
999 _c25559
_d25559