000 00384nam a22001577a 4500
003 OSt
005 20240801165710.0
008 180810b xxu||||| |||| 00| 0 eng d
022 _2817888158-6
082 _223
_a371.33
_bJAI
100 _aJain,P.
245 _aEducational Technology.
260 _aDelhi,
_bDominant Publishers And Distributors
300 _a298p.
_c21cm
942 _2ddc
_cBK
999 _c89
_d89