000 00293nam a2200121Ia 4500
008 240421s9999 xx 000 0 und d
100 _aAggarwal, J.C.
245 0 _aTheory And Principles Of Education
250 _a12th rev
260 _aNew Delhi
_bVPH
_c1985
300 _a461p.
942 _cBK
999 _c11389
_d11389