000 00319nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c220
040 _aBED
100 _aSharma , R.S.
245 0 _aPrinciples of Education
260 _bExcellent Books
_aNew Delhi
300 _a220
500 _a3791
942 _cBK
999 _c3791
_d3791