000 00326nam a22001337a 4500
999 _c12879
_d12879
005 20220120145952.0
008 220120b ||||| |||| 00| 0 eng d
020 _a8174573429
100 _aSINGH,RAMPAL.
245 _aEDUCATIONAL RESEARCH AND STATISTICS
260 _aAGRA
_bVINOD BOOKS
300 _a616p.
942 _2ddc
_cBK