000 00000nam a2200000 a 4500
005 20251203090733.0
100 _aGupta,B.D.
245 _aProblems on mathematical statistics
260 _aC.B.S.Publishers distributors
_c1987
300 _ax,1088p.
690 _aMathematical statistics
964 _bENGLISH
_c
_d
_e
_f
_g_
997 _a15742 LIBSC C
999 _c18233
_d18233