000 00321nam a22001337a 4500
008 190128b xxu||||| |||| 00| 0 eng d
082 _a570.7 KOT
100 _aKotpal
_95340
245 _aAkesherocki parani vigyan
260 _aNew Delhi
_bRastogi
_c2016
300 _a809p
600 _aEducation
_968
942 _2ddc
_cBK
999 _c25154
_d25154