00520nam a2200181Ia 4500003000400000008004100004020001500045082001800060100002400078245005000102250001200152260004700164300001400211650005000225650002500275650002400300650001400324OSt170901s1977    xx            000 0 und d  a0471029394  a001.433bC46S  aCochran, William G. 0aSampling Techniques / cby William G. Cochran  a3rd ed.  a.- New Yorkb: John Wiley and Sonsc, 1977  axvi,427p.  aComputer Science, Information & General Works  aDescriptive Research  aSampling Techniques  aBook Bank