000 00282pam a2200121a 44500
082 _a519.9
_bW152S
100 _aWalker, Helen M.
245 1 _aSTATISTICAL INFERENCE
260 _a
_bHolt,Rinehart And Winston
_c1953
700 _aLev, Joseph
964 _gCIRC
997 _a36785 C
999 _c412934
_d412934