000 00430nam a22001577a 4500
003 OSt
008 110223t xxu||||| |||| 00| 0 eng d
020 _a8171321526 (Rs.450.00) HB
082 _221st
_a370.024 6 NAT
100 _aNath, Mahendra
_9237
245 _aUniverse of Knowledge & Development of subjects
260 _aJaipur
_bPointer Publishers
300 _a210p.
650 _aEducational Technology
_970
942 _2ddc
_cGB
999 _c301
_d301