000			00448nam a22001817a 4500
003			OSt
008			220630b |||||||| |||| 00| 0 eng d
082			_a311.21 _bC46S
100			_aCochran, William G
245			_aSampling techniques
250			_a2nd. ed.
260			_aNew York: _bJohn Wiley, _c1977.
300			_axvi, 428 p.
650			_aSocial sciences |
650			_a Statistics
650			_aSampling (Statistics)
942			_2ddc _cBB
999			_c24770 _d24770