000 00444nam a2200181Ia 4500
008 250527b |||||||| |||| 00| 0 eng d
020 _a978-81-203-2038-3
041 _aeng
100 _aMangal, S. K.
245 _aAdvanced educational technology
260 _aNew Delhi
_bPHI Learning Pvt. Ltd.
_c2022
300 _bPB
_a520
365 _b450
654 _aStatistics
700 _aMangal, S. K.
942 _cBK
999 _c19775
_d19775