00506nam a2200181Ia 4500008004100000020001800041082001700059100001900076245005100095260004800146300000800194650001400202650002000216653002700236653002400263700001900287700001800306170901s2012    xx            000 0 und d  a9788183212687  a370.15bT52E  aTiwari, Gyatri 0aEducational Phychology For Extension Personnel  aUdaipurbAgrotech Publishing Academcyc2012  a184  aEducation  aSocial sciences  aEducational Psychology  aExtension education  aAcharya, S. K.  aSomani, L. L.