000 00268nam a2200121Ia 4500
100 _aWilliam G Cochran
245 _aExperimental Designs
250 _a2nd
260 _c1957
_bJohn Wiley & Sons
_aNew York
300 _axiv+611
700 _aGertrude M Cox
942 _cBK
999 _c9508
_d9508