000 00257nam a22001097a 4500
008 241217b |||||||| |||| 00| 0 eng d
040 _aRCL
100 _aGupta,S.P.
245 _aStatistical Methods
260 _aNew Delhi
_bSultan Chand
_c1976
942 _cBK
999 _c46283
_d46283