000 00349nam a2200157Ia 4500
008 131111s9999 xx 000 0 und d
100 _aSharma,R N
245 _aPrinciples and techniques of education
260 _aNew Delhi
260 _bSurjeet
260 _c2006
300 _a314p.
650 _aEducation
763 _a35164
942 0 0 _09
999 _c42779
_d42779