00305nam a2200133Ia 4500003000400000005001700004008004000021040000700061041000800068082001700076100001600093245002400109260003800133OSt20230228161150.0210210b1995   xxu||||| |||| 00| 0 eng d  cAL  aeng  a311/108 GUPS  aGUPTA (S P)  aStatistical methods  a1995bSultan Chand and Sonsc1995