000			00428nam a2200157Ia 4500
082			_a001.4222 _bCOS
100			_aCochran, William G. _91741
245			_aSampling techniques _cWilliam G. Cochran
250			_a3rd
260			_aNew York: _bJohn Wiley and Sons, _c1977.
300			_axvi, 428p.
500			_aIncludes bibliographic references and index
546			_aeng
650			_aSampling (Statistics) _9392
942			_cBK
999			_c26860 _d26860