000 00276nam a2200109 4500
999 _c132798
_d132798
082 _a630.715 RAY-R
100 _aRay G.L.
245 _aResearch Methods in Social Sciences and Extension Education
260 _aLudhiana
_bKalyani
_c2017
300 _a330
942 _2ddc
_cBK
_08