000 nam a22 7a 4500
999 _c779
_d779
003 OSt
005 20180530190251.0
008 180530b xxu||||| |||| 00| 0 eng d
020 _a9788179062081
082 _a630.715
_bKHA
100 _aKhan, P.M.
245 _aTextbook of extension education /
_cby P.M. Khan.
260 _aUdaipur :
_bHimanshu Publications ;
_c2010.
300 _a295 p.,
_c21 cm.
942 _2ddc
_cBK